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1. |
A substance X is obtained from an exhaustible natural resource. It is a black and thick liquid with an unpleasant smell. It is a mixture of 175" 200 substances. Some of the products such as synthetic dyes, plastic paints, explosives, perfumes, etc are obtained using this resource. The substance X is |
A. | Coke |
B. | Coal tar |
C. | Bitumen |
D. | Lubricating oil |
Answer» C. Bitumen | |