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1. |
Pick out the wrong statement.: |
A. | Carburetted water gas is also called blue gas. |
B. | Coals are divided in four species according to their carbon content in Seylor's classification. |
C. | Carbonisation time in a by-product coke oven is about 16 hours. |
D. | Gross and net calorific value of a fuel is the same, if it does not contain hydrogen or hydrocarbons. |
Answer» B. Coals are divided in four species according to their carbon content in Seylor's classification. | |