

MCQOPTIONS
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1. |
Which of the mentioned are constituents of producer gas? |
A. | CO, N<sub>2</sub>, H<sub>2</sub> |
B. | CO, H<sub>2</sub> |
C. | H<sub>2</sub>, CH<sub>4</sub>, CO |
D. | LPG |
Answer» B. CO, H<sub>2</sub> | |