CFESA GAS REVIEW QUESTIONS
Study online at https://quizlet.com/_9wwirn
1. Where does natural gas come Found in wells drilled deep in the ground
from?
2. Where does lp gas come from? It is a byproduct of natural gas
3. What are three gases often Propane, butane, ethane
termed LP?
4. Are LP tanks filled with gas or liq- Liquid
uid?
5. What happens in a LP tank as gas Pressure in the tank begins to fall and so does the boiling
is drawn off? point.
6. Does natural gas have an odor? No
7. 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.
8. Is natural gas heavier or lighter Lighter
than air?
9. Is LP gas heavier or lighter than Heavier
air
10. Why is LP more dangerous to It is heavier than air and will fall and not dissapate
work with than natural gas?
11. What is the hearing value of a 950btus to 1150btus
cubic foot of natural gas?
12. What is the heating value of LP 2500btus
gas?
13. How should you check for leaks? Soapy bubbles or combustible leak detectors
1/2
Study online at https://quizlet.com/_9wwirn
1. Where does natural gas come Found in wells drilled deep in the ground
from?
2. Where does lp gas come from? It is a byproduct of natural gas
3. What are three gases often Propane, butane, ethane
termed LP?
4. Are LP tanks filled with gas or liq- Liquid
uid?
5. What happens in a LP tank as gas Pressure in the tank begins to fall and so does the boiling
is drawn off? point.
6. Does natural gas have an odor? No
7. 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.
8. Is natural gas heavier or lighter Lighter
than air?
9. Is LP gas heavier or lighter than Heavier
air
10. Why is LP more dangerous to It is heavier than air and will fall and not dissapate
work with than natural gas?
11. What is the hearing value of a 950btus to 1150btus
cubic foot of natural gas?
12. What is the heating value of LP 2500btus
gas?
13. How should you check for leaks? Soapy bubbles or combustible leak detectors
1/2