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12 Cards in this Set
- Front
- Back
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LPG is either mostly ; |
Propane, mostly butane, or a mixture of the two |
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Propane has a boiling point of |
-44°F |
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Butane has a boiling point of: |
+ 30°F |
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Most fires are: |
Subsonic, turbulent diffusion flames at the time that they are particularly hazardous |
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The rate at which a planar flame moves through a stationary, quiescent flammable mixture of infinite extent. |
Burning velocity |
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Rapid release of energy and increase in pressure when a premixed flame propagates in a confined space |
Explosion |
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Subsonic combustion |
Deflagration |
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Supersonic combustion |
Detonation |
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From the fire viewpoint, _______ is among the most dangerous gases. It is odorless and burns with the flame that is almost invisible. |
Hydrogen |
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The flammability limit for acetylene gas or very wide: |
2.5% to 81% |
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And odorless gas, somewhat lighter than air, is the main constituent of natural gas to which oderint generally are added as an aid to leak detection. |
Methane |
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Widely used as an industrial gas, has a faint sweet odor. |
Ethylene |
