Workshop - What to Look for in Gas Detection and Measurement Instrumentation (54)

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Slide 54 of 76

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Class I - Gases

Group A - Acetylene
Group B - Hydrogen; Fuel and combustible process gases with more than 30% hydrogen, butadiene, ethylene oxide, etc.
Group C - ethyl ether, ethylene, gases of equivalent hazard
Group D - acetone, ammonia, benzene, ethanol, gasoline, natural gas, propane, ... ; gases of equivalent hazard

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