Al thou the smell of the propellants is a little hard to disguise from the machines.    From Wordnik.com.  [Our Supreme Moment] Reference

Anything that lifts off a surface using reaction forces from a jet efflux to overcome gravity and relying upon internal propellants is a "rocket".    From Wordnik.com.  [One Tenth Scale Saturn V to Fly - NASA Watch] Reference

Both its stages were powered by solid propellants.    From Wordnik.com.  [DRDO's new mission successfully tested..] Reference

CFCs are used primarily as refrigerants, solvents, and propellants.    From Wordnik.com.  [Statement Concerning Enforcement Of Environmental Laws, Before The Committee On Environment And Public Works, United States Senate] Reference

As you know, we use very cold propellants inside that external tank.    From Wordnik.com.  [CNN Transcript Jul 15, 2009] Reference

And certainly less essential was the use of CFCs as propellants for these devices.    From Wordnik.com.  [CFC-Ozone Puzzle~ Lecture] Reference

He said "nitrocellulose propellants" were found during an initial raid on Saturday.    From Wordnik.com.  [ANC Daily News Briefing] Reference

They use factory-made propellants, engines that people have proven out for 40 years.    From Wordnik.com.  [CNN Transcript May 10, 2003] Reference

Storage of Titan II components presented many problems, particularly with propellants.    From Wordnik.com.  [Strategic Air Command: People Aircraft and Missiles 2nd Edition]

Inhalers using hydrofluoralkanes (HFA) as propellants are being substituted in their place.    From Wordnik.com.  [Gregg Mitman: It's Not Easy Breathing Green] Reference

All five engines drew propellants from the main tanks and all were ignited prior to liftoff.    From Wordnik.com.  [Strategic Air Command: People Aircraft and Missiles 2nd Edition]

These propellants are nontoxic, unlikely to explode, and don't react with other ingredients.    From Wordnik.com.  [Green Lantern: Some air fresheners contain ingredients that may be harmful] Reference

CHIAO: Well, you know, as you know, Miles, one of the propellants we use on the shuttle is hydrazine.    From Wordnik.com.  [CNN Transcript Nov 7, 2007] Reference

They say nine warheads for those missiles destroyed, one launcher, and some canisters for propellants.    From Wordnik.com.  [CNN Transcript Mar 11, 2003] Reference

As it turns out, hydrogen (H2) & oxygen (O2) together are one of the most efficient propellants we know.    From Wordnik.com.  [Peter Diamandis: Most Valuable Real Estate in the Solar System] Reference

BLITZER: Ed, to people understand, by and large, how dangerous it is, these toxic propellants as they call it.    From Wordnik.com.  [CNN Transcript Feb 1, 2003] Reference

As it turns out, hydrogen (H2) and oxygen (O2) together are also one of the most efficient propellants we know.    From Wordnik.com.  [Peter Diamandis: Gold Rush on the Moon] Reference

"We believe that there was a necessity to develop better rocket propellants at the time," Klatzow told the TRC.    From Wordnik.com.  [ANC Daily News Briefing] Reference

There are two main chemicals; two main propellants that may cause a serious danger if you get anywhere near them.    From Wordnik.com.  [CNN Transcript Feb 1, 2003] Reference

Inspectors must check with surveillance to determine those liquid propellants that should be removed before turn in.    From Wordnik.com.  [FM 9-6 Chapter 6]

Black powder was used in all firearms until smokeless and other type propellants were invented in the latter 1800's.    From Wordnik.com.  [Artillery Through the Ages A Short Illustrated History of Cannon, Emphasizing Types Used in America] Reference

What we fly in space is operated, in many cases, with toxic propellants, and some of the debris may be contaminated.    From Wordnik.com.  [CNN Transcript Feb 1, 2003] Reference

No such substance would have been inported because South Africa manufactured all its rocket propellants from scratch.    From Wordnik.com.  [ANC Daily News Briefing] Reference

"The Terrorist's Handbook" how to make various explosive, propellants and ignitors and also how to apply and use them.    From Wordnik.com.  [The HAQ Frequently Asked Questions by Belisarius (Part III)] Reference

You state it correctly when you say that we ` ve had lots of satellites fall, lots of dangerous propellants hit the earth.    From Wordnik.com.  [CNN Transcript Feb 20, 2008] Reference

Liquid oxygen or liquid hydrogen used as propellants shall follow the requirements of chapter 206, "Explosives and propellants.".    From Wordnik.com.  [Vp Praises Nasa Employee For Rewrite Of Safety Handbook] Reference

Iraq has also declared the recent import of chemicals used in propellants, test instrumentation and guidance and control system.    From Wordnik.com.  [CNN Transcript Jan 27, 2003] Reference

Liquid fuel propellants add weight and volume to the satellites, increasing the cost and difficulty of the launch, Richardson said.    From Wordnik.com.  [Water to Boost Satellite Snooping] Reference

If it is three-stage, with some of the advanced propellants and lighter materials, it could range the majority of the United States.    From Wordnik.com.  [CNN Transcript Apr 5, 2009] Reference

But the ban on CFCs as spray can propellants left out all the other uses: as refrigerants, in air-conditioning; using them as solvents, etc.    From Wordnik.com.  [CFC-Ozone Puzzle~ Lecture] Reference

These compounds have been used as refrigerant gases, aerosol propellants, electronic component cleaners and for blowing bubbles in styrofoam.    From Wordnik.com.  [AP Environmental Science Chapter 19- First-Order Effects] Reference

Thus, they were employed as relatively safe refrigerant fluids in air conditioners and refrigerators and were widely used as propellants in aerosol cans.    From Wordnik.com.  [CFC-Ozone Puzzle~ Preface] Reference

Chlorofluorocarbons were used as propellants for aerosols and as refrigerants until it was discovered they can cause depletion of the protective ozone layer.    From Wordnik.com.  [AP Environmental Science Chapter 16- Air, Water and Soils] Reference