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.

针对火箭推进剂作业的特点，研制了一种以复合氟橡胶为主体材料的防护手套，可用于红烟硝酸作业人员的皮肤防护。

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The invention discloses a device for testing burning rate of multi-residue solid propellant, a combustion chamber and a filter collector of which are connected into a whole.

本发明公开了一种用于多残渣固体推进剂燃速测试的装置，其燃烧室与过滤除尘器焊接连为一体。

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"It has so much capability, so much more capability than any other vehicle, that I think we can start to contemplate missions like a Mars sample return, which requires a tremendous amount of lift capability because you've got to send a lander to Mars that still has enough propellant to return to Earth."

VOA: special.2011.04.11

We had considered making a cannon that used ignited hair spray as a propellant but after a bit of research discovered that air pressure was far more effective.

FORBES: The Supersonic Ping-Pong Gun

The problem appeared to be "an issue with a propellant valve, " SpaceX spokeswoman Christina Ra said.

CNN: STORY HIGHLIGHTS

The ESA-supported project started in 2005, and would use a propellant based on liquid oxygen and hydrogen.

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