How To Use Propellant In A Sentence
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The 30 propellant charges on the right in three rows of 10, stowed vertically on a horizontal conveyor belt that runs under the floor of the vehicle.
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The spacecraft's mass at launch was some 13 tonnes, most of which was the propellants unsymmetrical dimethylhydrazine (UDMH) and dinitrogen tetroxide (DTO).
BBC News - Home
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In the more popular system, the propellant is a liquefied gas.
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In low explosives, such as the propellant in a bullet cartridge, the reaction occurs relatively slowly and the pressure isn't as damaging.
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Liquid-fueled DF-5A missiles may not employ storable liquid fuel propellant, possibly requiring a lengthy fueling process before firing.
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My husband was a research chemist working on propellants - a real rocket scientist.
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The propellant deflagration produced only a fireball, and a small one at that, by comparison to a LOX-hydrocarbon mix.
Black Zones - NASA Watch
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A variety of mechanical surfaces have been employed for deflecting the exhaust jets of solid - propellant rockets.
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They make nitroglycerine, like all the thalassic peoples; they also make TNT and catastrophite, and propellants.
Uller Uprising
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For unmanned spacecraft you can use both aerobraking and propellant while with manned spacecraft you can use propellant.
Trying To Spin The Facts - NASA Watch
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All stages of these are made of solid propellants.
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The onrushing process of globalization—loosely defined as worldwide networks of interdependence—served as a major propellant of integration.
Between War and Peace
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When the propellants combine within the engine, they produce thrust.
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A rocket propelled grenade launcher can use the term rocket, because it has a conventional rocket propellant system behind the charge.
Undefined
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A two - component rocket propellant, such as liquid hydrogen and liquid oxygen chamber as fuel and oxidizer.
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In the last half of the twentieth century, the manufacture of chlorofluorocarbons for use as propellants in aerosol sprays and refrigerants has resulted in a slow mixing of these compounds with the stratosphere.
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The extra propellant provides an additional 50 tonnes of thrust in the first 20 seconds following liftoff.
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The Titan uses Aerojet-General LR87 and LR91 engines burning liquid hypergolic propellants that ignite spontaneously on contact.
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The propellant comes together in an eight-foot combustion chamber, where the liquid oxidizer is converted into a gas, then ignited to start the engine.
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Researchers have tossed around theoretical calculations of using just aluminum and water for rocket propellant in the past.
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My husband was a research chemist working on propellants - a real rocket scientist.
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One concept proposed by researchers at the University of Washington uses zirconia crystals and electricity to convert carbon dioxide into carbon monoxide and oxygen, which can then be used as rocket propellant.
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Argon is also an ideal carrier gas, a propellant with no propensity to react.
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The rapidly expanding gases from the burning propellant force the projectile through the cannon tube.
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The data on whether the majority of cancers, neurological problems, and other health problems are associated with exposure to fuels, propellants, or combustion products were inadequate to draw conclusions.
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Aerosol propellants contain flammable and nerve-damaging ingredients as well as tiny particles that can lodge in your lungs.
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The motor utilizes polybutadiene acrylonitrile PBAN propellant.
NASA Watch: Marc Boucher: May 2009 Archives
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This gas has long been used as a propellant in aerosol sprays and in refrigerators.
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Because the Mars return mission is so demanding, the benefit conferred by using Mars-derived propellants is great.
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It will take too much propellant to be an efficient mission.
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It drops to the bottom, hits the firing pin, the propellant charge explodes, and---" "I know what happens next.
THE BRONZE HORSEMAN
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The two-stage missile is equipped with solid propellant booster and sustainer rocket motors.
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The Ares I launch vehicle's first stage is a single, five-segment reusable solid rocket booster derived from the Space Shuttle Program's reusable solid rocket motor that burns a specially formulated and shaped solid propellant called polybutadiene acrylonitrile (PBAN).
Documenting Reality
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But ion thrusters and ordinary rocket engines part ways in their choice of propellant and their source of the energy that accelerates it.
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The R-36M used a gas-dynamic method for the first and second stages whereby special ports are opened through which the propellant tanks are pressurized.
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They do not require propellant loading on the launch pad, and they can be stored for long periods.
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Man-made chemicals called chlorofluorocarbons - used in air-conditioning units and aerosol spray propellants - were eating away at the ozone layer.
The Shad Plank
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Again, these factors are very important to soldiers who want to present the smallest possible opportunity for the enemy to locate them based on muzzle flash and propellant smoke.
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This raised the possibility that Russian rocket thrusters would be needed to fire much more frequently, depleting their limited supply of propellant.
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The exhaust from an ion engine travels up to 10 times faster than does the exhaust from a chemical engine, generating far more thrust per pound of propellant.
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The mishap took place in the Center's solid propellant space booster plant, where rocket motors are filled with the solid fuel required for their operation.
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Anti-stick coatings for stripping of solid rocket propellant, which could be cured at room temperature had been successfully developed.
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The parent companies are aiming to create a leading propellants and explosives company in Europe, drawing on advanced technologies and in-depth knowledge of this business.
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He also theorized that liquid propellant made for a far more powerful and efficient fuel for rockets than solid propellant.
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Kharl knew that few armies used firearms, either the kind fired by cammabark or by powder, because a chaos-mage could trigger any powder not contained within iron - and sometimes even propellant that was so contained.
Ordermaster
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The finding would be consistent with the plant's stated production capabilities in the field of basic raw materials for explosives and propellants.
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Once again, the speaker took a moment to state that he felt this method would eventually become feasible, once the problems of hyperbolic re-entry and high-energy propellant use in return stages were faced.
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Smokeless powders came into use, the explosive properties of picric acid were discovered, and melanite, ballistite, and cordite appeared in the last quarter of the century, so that by 1890 nitrocellulose and nitroglycerin-base powders had generally replaced black powder as a propellant.
Artillery Through the Ages A Short Illustrated History of Cannon, Emphasizing Types Used in America
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Gel propellant is a new kind of propellant for rocket propulsion and other gas generator.
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Instead, the focus was to be on loads featuring some of the newer propellants.
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Black powder loading, though simple, requires different techniques than those used with smokeless propellants.
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But later a demand for storable rocket propellants and life-support fluids could make the chemical processing of these gases very desirable.
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The product is currently the only FDA-approved over-the-counter inhaler and is being taken off the shelves because it uses something called chlorofluorocarbons CFCs as a propellant -- the substance is considered harmful to the ozone layer.
FOXNews.com
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The motor utilizes polybutadiene acrylonitrile (PBAN) propellant.
A Look at the Ares Projects Plan - NASA Watch
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Rockets that use solid propellants, such as the space shuttle's solid rocket boosters, arrive with the propellant already stored inside them in a puttylike form.
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Sajjil missile utilizes composite solid-propellant fuel and that unlike the Shahab-3 MRBM, which is launched only vertically, the Sajjil could be launched at a variable angle.
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Its can be applied to evaluate the harmfulness of the liquid propellant rocket explosions for the space vehicle launching site.
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The first two stages used liquid fuel, the third stage solid propellant.
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They make nitroglycerine, like all the thalassic peoples; they also make TNT and propellants.
Ullr Uprising
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After TMETN is substituted for NG, the impact and friction sensitivity of the propellant decrease obviously.
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He became interested in rocketry as a teenager and constructed balsa-wood missiles filled with a rudimentary propellant of powder from shotgun shells and glue.
Rocket scientist Robert C. Truax, who built ship for Evel Knieval, dies at 93
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Vanderbilt University scientist Michael Goldfarb came up with an alternative power source: rocket propellant.
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New case compositions ensure good combustibility and no residues even under extreme conditions while limiting migration of nitric ester from gun propellants.
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They have uses as propellants in aerosol spray cans, refrigerant gases, and foaming agents for blown plastics.
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I could see the rough patch of wadding deep within the barrel; the scratches in the metal around the muzzle; smell old propellant and lubrication.
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Such a maneuver would require a significant amount of propellant for conventional rocket systems.
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Nitroglycerin can also be used in conjunction with gun cotton or nitrocellulose as a propellant in military applications.
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The high-pressure propellant gas drives the liquid product up the plastic tube and out through the nozzle.
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SpaceShipOne uses a hybrid rocket engine that uses both liquid and solid propellant to propel it into space.
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A particularly simple form of rocket motor uses solid propellant.
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When smokeless propellants were safely ensconced in society, what did they do with the .45 Colt?
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A real-time temperature measurement device for rocket propellant is designed according to similarity criterion.
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The two ships would dock in orbit, and propellants would transfer into the lunar craft.
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I said that "For unmanned spacecraft you can use both aerobraking and propellant while with manned spacecraft you can use propellant".
Trying To Spin The Facts - NASA Watch
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They have uses as propellants in aerosol spray cans, refrigerant gases, and foaming agents for blown plastics.
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Loose tie straps or wrappings have the effect of increasing the diameter of the propellant charge.
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Pyrotechnics came to Europe in the thirteenth century, where they quickly revolutionized warfare with their use as propellants in cannons and rockets, and in 1677, miners applied the science to blasting rock for the first time.
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When ignited by the primer, the igniter sends hot flaming gases around the charge to ignite the propellant.
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The first propellant segment is moulded into an eleven-point star with the points facing inward.
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Miniature analytical instruments in fluidics are of interest, as are fluidic systems in hydraulic and pneumatic systems, as well as propellant and combustion control.
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By the mid-1970s, the United States government banned the use of CFCs as aerosol propellants but it resisted a total ban for all industries.
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Instead, we need to develop a new generation of launch systems where the launcher remains on the ground so the spacecraft is almost all payload, not propellant.
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CFCs had been used commercially as refrigerants since the 1930s, but because they were inert and non-poisonous they were soon used for many other applications, most notably as propellants in aerosol spray cans.
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Carbon dioxide is used to make carbonated beverages, in fire extinguishers, and as a propellant in aerosol products.
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Talley built the structures on the site to develop the firm's propellant-loaded devices such as aircrew escape systems, ammunition dispensing systems and shoulder-launched weapons.
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Manufacturing propellant from the atmosphere of Mars also could reduce the mass of propellant that must be hauled to Mars.
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As single base powders, they also exhibit a lower caloric value as compared to spherical propellants.
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The motor utilizes polybutadiene acrylonitrile (PBAN) propellant.
NASA Watch: May 2009 Archives
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Smokeless propellants are expensive and not often used in making fireworks.
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The use of cammabark as a cannon propellant appears promising ....
The Magi'i Of Cyador
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Vanderbilt University scientist Michael Goldfarb came up with an alternative power source: rocket propellant.
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It uses radio waves to ionize a propellant and magnetic fields to accelerate the resulting plasma to generate thrust.en. wikipedia.org/wiki/VASIMR
October | 2009 | My[confined]Space
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If this happens through a critical component, such as the flight computer or propellant tank, this could be fatal.
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These metal cans are capped with valves that seal the pressurized propellant in the can and control dispensing of the contents.
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In the types of engine considered below, this is done by using the lightest mass propellant possible-hydrogen.
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It is necessary that all Field Artillery officers understand the different types of propellants, projectiles, fuzes, and their proper use, so that we can supervise our subordinates.
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To get to the Moon she expended only about 60 kilograms of xenon propellant.
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The propellant flow rates were controllable either manually or via the on-board computer system.
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The invention relates to a method of and an apparatus for producing tribasic propellant charge powders.
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Today, almost all aerosol cans contain alternative propellants, such as liquefied petroleum gas, which do not pose as serious a threat to the environment.
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Its can be applied to evaluate the harmfulness of the liquid propellant rocket explosions for the space vehicle launching site.
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Propellants are the explosives used to fire bullets and shells at enemy targets.
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One of the former featured dual-purpose, pressurized, stainless-steel tanks that not only held the propellant, but also provided structural rigidity to support the weight of the missile and warhead.
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The first rockets used solid propellants, such as black powder, but they were very inefficient.
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For example, chlorofluorocarbons have been used in the second half of the 20th century as nonflammable refrigerants, industrial solvents, foaming agents, and aerosol propellants.
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The smoke-laden air, stinking of cordite propellant and explosive, was filled with sound.
WHEN THE APRICOTS BLOOM
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Most launch vehicles use liquid propellants, but some use motors with solid fuels.
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And we'll be doing some testing, including small-scale weapons testing, just to see how these propellants react in a gun environment.
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Argon is also an ideal carrier gas, a propellant with no propensity to react.
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To liquefy them for storage in propellant tanks, a considerable amount of electrical energy must be expended to run refrigeration equipment.
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Titan II also used storable propellants, Aerozine 50 and dinitrogen tetroxide.
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The long-planned impact is necessary now that the onboard propellant is nearly depleted.
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Alternatively, the aerosol container may be inverted allowing direct access to the propellant via the dip tube.
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They have uses as propellants in aerosol spray cans, refrigerant gases, and foaming agents for blown plastics.
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Perchlorate is a waterborne contaminant left over from propellants and rocket fuels.
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When the liquid flows through the nozzle, the propellant rapidly expands into gas.
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The cases are cleaned, inspected and reassembled for propellant casting, and a new nozzle and igniter are installed.
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The maneuver is necessary, since onboard propellant is nearly depleted.
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The rockets are called the shuttle's solid rocket boosters because they contain solid, as opposed to liquid, propellant.
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Powered by a mighty nuclear fusion reactor with a core temperature of 100 million degrees that explosively vaporises the chilled liquid hydrogen propellant
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Ammonium perchlorate (an oxidizer) accounts for 70% of the solid propellant in the shuttle's booster rockets because it generates so much gas when burning.
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More like rocket engines, jets produce thrust by burning propellant (jet fuel mixed with air) and forcing the rapidly expanding gases rearward.
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The highest-performance combination of rocket propellants is hydrogen and oxygen, which burn to make water.
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He explained that deodorants and other aerosols contain propellants, like butane, to dry the particles.
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Additionally, chemical analysis indicated that the right side of the Orbiter was sprayed by hot propellant gases exhausting from the hole in the inboard circumference of the right Solid Rocket Booster.
Shuttle Shutdown Coming - NASA Watch
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It will burn a mixture of solid propellant (HTPB, or hydroxyl-terminated polybutadiene) and liquid oxidiser (high-test peroxide, HTP) for 20 seconds.
BBC News - Home
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Armadillo's rocket concept makes use of a hydrogen peroxide monopropellant.
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Guns and rocket engines convert chemical energy of propellants into kinetic energy of projectiles.
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After leaving the launcher the solid propellant rocket motor accelerates the missile to supersonic speed.
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The probability of a motor failure, along with propellant leaks, etc., for a multiengine cluster is greater than for a single motor of similar reliability.
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We know that the entire world community is capable of coming together to solve climate problems because we did so in banning aerosol propellants (CFCs) that ate away at the ozone layer.
Nigel Barber: Small Birds Solve Global Warming
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This gas has long been used as a propellant in aerosol sprays and in refrigerators.
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In a nuclear engine they are simply the propellant gas boiled off stored liquid.
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Operating in the near vacuum of space, ion engines shoot out the propellant gas much faster than the jet of a chemical rocket.
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Modern, smokeless propellants date from 1846 when both nitrocellulose and nitroglycerin first emerged from European laboratories.
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Trident II is a three-stage solid propellant missile with supersonic speed.
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In automobiles, for example, the thermal decomposition of sodium azide produces a large amount of nitrogen gas that acts as a propellant that causes air bags to open on impact.
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According to the trait of rocket propellant a kind of protective gloves made of composite fluorine rubber is developed which can be used to protect the skin of red fuming nitric acid worker.
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Propellants are liquefied gasses which have a low boiling point and vapor pressure high enough to expel the concentrate from the container.
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The chemical propellant is packed inside the tool which is lowered on wireline.
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Two accumulative error indices are defined as the discernment signals of the fault detection in a liquid propellant rocket engine.
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Most NASA spacecraft rely on some form of chemical propellant to push themselves through space.
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Chlorofluorocarbons were developed and used as refrigerants, blowing agents for polyurethane foam, and propellants in spray cans.
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One of its four strap-on motors, powered by liquid propellants, did not build up enough thrust.
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Slower burning powders tend to deliver better accuracy than faster burning propellants, even when velocities are identical.
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Fourthly, the room used to fill the satellites with propellant has ducts around the outside.
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They therefore deliver about ten times as much thrust per kilogram of propellant used, making them very ‘fuel-efficient’.
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Perchlorate is the primary ingredient of solid rocket propellant that is increasingly found in soil and water.
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Along the way, “the father of cosmonautics” conceived of such advanced ideas as rocket staging, high-energy liquid propellants such as liquid oxygen and liquid hydrogen, Earth-orbiting space stations, space suits for what would become known as “space walks,” and even self-sustaining ecological starships capable of intergalactic travel.
First Man
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Aerosol sprays contain one or more pesticides in a solvent and a propellant gas.
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A wider gap allows more of the propellant gases to escape out to the side.
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The rapid expansion of gases caused by the burning propellant propels the projectile from the tube toward the target.
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Guns and rocket engines convert chemical energy of propellants into kinetic energy of projectiles.
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The solid propellant motor has a short burn time and very low smoke emission.
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These inhalers don't use a chemical propellant to push the medication out of the inhaler.
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To fire the weapon a projectile containing the propellant and explosive is dropped into the muzzle.
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The two ships would dock in orbit, and propellants would transfer into the lunar craft.
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Of course, the scanner could only detect metals, energy sources and chemical compounds that could be combined into propellants and explosives.
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It also allowed the rocket to settle under the stresses produced by the mass of propellant.
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A pedant or two might ask if you really mean rocket propellants when you say rocket fuel.
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propellant fuel for submarines
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These thrusters allowed the spacecraft to modify their orbits with less propellant than is the case with chemical engines.
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Liquid propellants clearly have the edge over gunpowder for military applications such as this.
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Mr Edwards explained that deodorants and other aerosols contain propellants, like butane, to dry the particles.
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The result is that the effective specific impulse of this system would not be 280 seconds, but 280 seconds multiplied by the ratio of total propellant to silane, which is 3.75.
The Case for Mars
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Similarly, it would be too expensive to give each launched satellite enough propellant to deorbit itself at the end of its service life.
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Modern, smokeless propellants date from 1846 when both nitrocellulose and nitroglycerin first emerged from European laboratories.
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Nitromethane, a stabilizer added to many halogenated solvents and aerosol propellants.
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If the barrel cannot be made very long, it is better to use a degressive propellant to achieve the maximum exit velocity in a limited distance.
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With the improvement in propellant in the second stage came an increase of thrust plume temperature.
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There are even schisms within the group, mostly between the hardcore fuel propellant rocketeers and the water-jet proponents.
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We've seen a broad spectrum of burning rates in powders, and there seems to be a cartridge (or two or three) to cover every game or target application, but a development in propellant could make a difference and open new possibilities.
What do you predict will be the next fad in rifle cartridges? We have done long and skinny, short and fat and long and fat.
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Three of the four stages exhausted their solid propellants through a single adjustable nozzle which guided the missile along its flight path.
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Booster systems rerouted propellants to the seven other engines.
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For example, chlorofluorocarbons have been used in the second half of the 20th century as nonflammable refrigerants, industrial solvents, foaming agents, and aerosol propellants.
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However, the use of this explosive mixture of saltpetre, charcoal, and sulphur as a propellant for bullets from firearms, and thus gun powder, is a western development and one which took place gradually from the 13th century.
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Solid propellant is fuel and core part of solid rocket motor.
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Just to starboard is a tangled pile of cordite, a propellant for the shells.
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Most launch vehicles use liquid propellants, but some use motors with solid fuels.
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However, there is no source of extra oxygen to expend as rocket propellant.
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The two ships would dock in orbit, and propellants would transfer into the lunar craft.
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By definition, explosive ordnance is any munitions, weapon delivery system, or ordnance item that contains explosives, propellants, and chemical agents.
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Currently, most rockets use a solid or liquid propellant that relies on a chemical reaction between fuel and oxidizer for thrust.
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By 1965 some of the classified results of the SAWS test were circulating through the army’s upper reaches, and the evaluators had concluded that with ammunition packed with ball propellant, the rifle had become six times more likely to misfeed, and was prone as well to more fouling.33 Perhaps it was time to tap the brakes.
The Gun
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When the firing pin strikes the primer, it ignites the propellant.
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To equal black powder ballistics and pressures in the .45 Colt requires tiny little charges of most smokeless propellants.
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Jetpacks use hydrogen peroxide monopropellant, normally 70% to 85% concentration, with silver-mesh catalyst to decompose the peroxide.
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Rocket propellants come in two parts, fuel and oxidizer, which work together to keep an engine burning.
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They include ether, chloroform and halothane; the ones that commonly cause addiction are ethyl alcohol, propellants in spray cans and petrol.
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The two booster rockets flanking the space shuttle's liquid-fuel engine run on solid propellant.
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It will burn a mixture of solid propellant (HTPB, or hydroxyl-terminated polybutadiene) and liquid oxidiser (high-test peroxide, HTP) for 20 seconds.
BBC News - Home
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They include ether, chloroform and halothane; the ones that commonly cause addiction are ethyl alcohol, propellants in spray cans and petrol.
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And make propellant for fireworks, and make fuses to ignite the propellant to effectively disperse the oxides for very pretty fireworks!
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The new product, HFC - 134a, is regarded as the best ozone-friendly replacement for CFC - 12, which is used in refrigerators, air conditioners, as aerosol propellants and in producing foam plastics.
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The end result is a total of 108 tonnes of methane/oxygen rocket propellant.
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The missile consists of a two-stage solid propellant rocket motor, a separation system and three high density darts.
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To prevent such explosions, defunct satellites are supposed to ‘passivate’ by discharging batteries, releasing compressed gases, or dumping propellant.
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This increases safety and saves money, as any excess liquid propellant can be recuperated and automatically removed from the building to an area where it can be treated for reuse.
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In the 1970s, the United States, along with several other countries, banned the use of CFCs as aerosol propellants.
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Only 59 kilograms of xenon propellant were used.