Need emergency breathable air? Light an oxygen candle, but beware, it's hot!

[frauenfelder]

Originally published at: Need emergency breathable air? Light an oxygen candle, but beware, it's hot! | Boing Boing

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[Metostopholes]

Also what supplies emergency oxygen to the drop-down masks on a plane.

[Jerry_Vandesic]

Sadly I didn’t see any of these for sale in the BoingBoing shop. Are they coming soon? Definitely something I want to get for my mutant backpack.

[cannibalpeas]

@frauenfelder

which breaks down the sodium chlorate into breathable oxygen and sodium chloride (common salt).

What if I’m just low on salt?

[simonize]

Of course in a sealed environment, excess CO2 will kill you before a lack of oxygen.

[Lizardo]

…or combined with the heat, oxygen to cause emergencies.

ValuJet Airlines Flight 592

[Grey_Devil]

Also in a mine you also have to worry about superfine airborne particulates igniting and exploding. So having an oxygen candle might be lifesaving, there’s a potential danger that it could cause an explosion

[Ericb]

[orenwolf]

Ooh!

SmarterEveryDay did a video on Submarines, and they have something very similar to this onboard! (video forwarded to start of clip)

How Do Nuclear Submarines Make Oxygen?- Smarter Every Day 251

[VeronicaConnor]

Apollo carried these as well, just in case. But as @simonize said, excess CO2 will kill you long before insufficient oxygen will. Apollo also carried a lot of spare scrubbers for the this reason (though famously, not all the same size )