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12 Cards in this Set

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LPG is either mostly ;

Propane, mostly butane, or a mixture of the two

Propane has a boiling point of

-44°F

Butane has a boiling point of:

+ 30°F

Most fires are:

Subsonic, turbulent diffusion flames at the time that they are particularly hazardous

The rate at which a planar flame moves through a stationary, quiescent flammable mixture of infinite extent.

Burning velocity

Rapid release of energy and increase in pressure when a premixed flame propagates in a confined space

Explosion

Subsonic combustion

Deflagration

Supersonic combustion

Detonation

From the fire viewpoint, _______ is among the most dangerous gases. It is odorless and burns with the flame that is almost invisible.

Hydrogen

The flammability limit for acetylene gas or very wide:

2.5% to 81%

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

Widely used as an industrial gas, has a faint sweet odor.

Ethylene