MCQOPTIONS
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| 1. |
The terminology 'BTX' used in coal tar distillation industry refers to |
| A. | benzol-toluol-xylol. |
| B. | benzol-toluene-xylene. |
| C. | benzene-toluol-xylol. |
| D. | benzene-toluene-xylene. |
| Answer» E. | |