A. Natural gas
B. Coal bed methane (CBM)
C. Liquefied petroleum gas (LPG)
D. Sewage gas
Correct Answer: Liquefied petroleum gas (LPG) ✔
Last Updated: March 08, 2019
A. Natural gas
B. Coal bed methane (CBM)
C. Liquefied petroleum gas (LPG)
D. Sewage gas
Correct Answer: Liquefied petroleum gas (LPG) ✔
Last Updated: March 08, 2019