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CFESA GAS REVIEW QUESTIONS WITH COMPLETE SOLUTIONS A+ GRADED

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CFESA GAS REVIEW QUESTIONS WITH COMPLETE SOLUTIONS A+ GRADED

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CFESA GAS REVIEW QUESTIONS WITH
COMPLETE SOLUTIONS A+ GRADED
Where does natural gas come from? - -Found in wells drilled deep in the
ground

- Where does lp gas come from? - -It is a byproduct of natural gas

- What are three gases often termed LP? - -Propane, butane, ethane

- Are LP tanks filled with gas or liquid? - -Liquid

- What happens in a LP tank as gas is drawn off? - -Pressure in the tank
begins to fall and so does the boiling point.

- Does natural gas have an odor? - -No

- What is specific gravity of a gas? - -The weight of the gas compared to the
weight of air, specific gravity of air is 1. Anything lower than one will float.

- Is natural gas heavier or lighter than air? - -Lighter

- Is LP gas heavier or lighter than air - -Heavier

- Why is LP more dangerous to work with than natural gas? - -It is heavier
than air and will fall and not dissapate

- What is the hearing value of a cubic foot of natural gas? - -950btus to
1150btus

- What is the heating value of LP gas? - -2500btus

- How should you check for leaks? - -Soapy bubbles or combustible leak
detectors

- Which gas is more volatile, NG OR LP? - -LP

-

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