McqMate
| Q. |
Marsh gas is |
| A. | a mixture of gaseous hydrocarbons produced from coal or oil |
| B. | a hy-product of blast furnace |
| C. | low calorific value gas containing carbon monoxide and steam |
| D. | same as methane |
| E. | None of the above |
| Answer» D. same as methane | |
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