propane U2

The main source of Liquified petroleum gas (LP-gas) are from the processing of natural gas from wet gas wells and ______.

• The refining of crude oil

• Commercial propane plants

• Vapor Wells

• Butane Wells

Once refined, there is little difference between LP-gases processed from a wet gas wells and those processed from crude oil wells

• True

• False

Which of the following is a characteristic of LP-gasses?

• they are tasteless, colorless and have a pungent smell

• when mixed with the proper proportions of water they can burn

• LP-gasses are stored and transported as gases under pressure

• When liquid LP-gasses are released to the atmospheric pressure in moderate outdoor temps the readily vaporize and expand

Butane is heavier than propane and has more heating value.

• True

• False

Butane will not adequately vaporize to supply a residential customer system at temperatures at or below _____ (think gas grill ex).

• 44F

• 32F

• -44F

• 16F

_____ is defined as predominantly propane and propylene.

• Butane

• Methane

• Commercial propane

• Commercial butane

_____ is the maximum amount of propylene permitted in HD-5 propane (high grade consumer propane).

• 5%

• 10%

• 50%

• 60%

A safety Data Sheet contains information such as chemical's physical properties, hazard identification, and first aid measures

• True

• False

The specific gravity of of liquid is approximately ______ at 60F(from Wed notes).

• 0.504

• 2

• 1.15

• 970

The specific gravity of propane vapor is ______. (Wed notes also)

• 0.504

• 2

• 1.50

• 970