A. Blast furnace gas
B. Coke oven gas
C. Carburetted water gas
D. Oil refinery gas
Correct Answer: Oil refinery gas ✔
Last Updated: March 08, 2019
A. Blast furnace gas
B. Coke oven gas
C. Carburetted water gas
D. Oil refinery gas
Correct Answer: Oil refinery gas ✔
Last Updated: March 08, 2019