MCQOPTIONS
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| 1. |
THE______________IS_EXTRACTION_OF_DE-GRADED_LIGNIN_COMPOUNDS,_WHICH_WOULD_INCREMENT_THE_CHEMICAL_USAGE_IN_SUBSEQUENT_BLEACHING_STAGES.?$ |
| A. | B stage |
| B. | C stage |
| C. | D stage |
| D. | E stage |
| Answer» E. | |