MCQOPTIONS
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| 1. |
Producer gas is obtained by$? |
| A. | Carbonization of bituminous coal |
| B. | Partial combustion of coal, coke, anthracite coal or charcoal in a mixed air steam blast |
| C. | Passing steam over incandescent coke |
| D. | Passing air and a large amount of steam over waste coal at about 650°C |
| Answer» C. Passing steam over incandescent coke | |