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FIRST STEPS TOWARD SPACE - Smithsonian Institution Libraries

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170 SMITHSONIAN ANNALS OF FLIGHT<br />

I Gases<br />

Ignition limits of combustible mixtures<br />

Acetylene fy "2<br />

Hydrogen H%<br />

Carbon dioxide CO<br />

Water (blue) gas C0*H2<br />

Hydrogen sulfide H%S<br />

Ethylene fy^<br />

Dithiane C% Hi<br />

Ethane Z% Hs<br />

Methane jjf^ .<br />

Ammonia NH3<br />

Butylene ^H2<br />

Propylene Cj Hg<br />

Pentane tjH^<br />

Propane fyHj<br />

Butane<br />

II Vapors<br />

Ct, Hfo<br />

Carbon bisulfide C$i<br />

Ethyl ether Ci,H^0<br />

Methyl alcohol CH

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