airlock, tubeless tire, airtight, valve, safety/ throttle valve

Astronauts Tim Peake and Tim Kopra are about to step out of the airlock into space.

We've reached peak Tim

Keep up with the space walk online.

BBC.IN

Link also highlights Mo Yan’s libidinous “black humor,” the characteristic most often lauded by his supporters, but points to such writing’s usefulness to the regime for its obscuring of the past and its function as a “safety valve.” Link cites Liu Xiaobo’s 2004 article “The Erotic Carnival in Recent Chinese History,” excerpted here from No Enemies, No Hatred:

Safety valve - Wikipedia, the free encyclopedia

en.wikipedia.org/wiki/Safety_valve - Cached

A safety valve is a valve mechanism which automatically releases a substance from a boiler, pressure vessel, or other system, when the pressure or temperature ...

“Wow, pulled back the wrong side throttle,” Liao, 41, was heard to say on voice recordings seconds before the crash.

TransAsia crash pilot pulled wrong throttle, shut down sole working engine

Report into plane crash that killed 43 people in Taiwan says captain had...

THEGUARDIAN.COM

油門收錯了

An airlock is a device which permits the passage of people and objects between a pressure vessel and its surroundings while minimizing the change of pressure in the vessel and loss of air from it. The lock consists of a small chamber with two airtight doors in series which do not open simultaneously.

valve

[名]1 弁（装置）, バルブ a safety valve安全弁(閥) a throttle valve絞り弁.2 《解剖学》弁, 弁膜.3 （金管楽器の）弁, ピストン.4 《動物》（二枚貝などの...

valved

[形]弁［バルブ］のある［を備えた］.

  throttle  

Pronunciation: /ˈθrɒt(ə)l/ 

Definition of throttle in English:

noun

1A device controlling the flow of fuel or power to an engine:the engines were at full throttle

tubeless tire

Meaning #1: pneumatic tire not needing an inner tube to be airtight
Synonym: tubeless

Radial Tubeless Tyres Fewer & Slower Deflations

Our tubeless tyre has the inner tube fused with it and the valve is permanently fixed to the rim.

Puncture resistant : Minimal loss of air after puncture More time to have the tyre repaired Better control of the vehicle

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airtight 防氣滲入 There are no immunities in an open society, and that will remain true, even if we go to a much higher degree of physical security. You can't make our sort of society airtight.