
If a fire occurs on the International Space Station, astronauts wear quick-don masks to fight the emergency or evacuate. ISS Commander Chris Hadfield has fun at work, expelling oxygen from an expired quick-don mask tank.
If a fire occurs on the International Space Station, astronauts wear quick-don masks to fight the emergency or evacuate. ISS Commander Chris Hadfield has fun at work, expelling oxygen from an expired quick-don mask tank.