Digestion of wood-base materials (for manufacture of pulp) is done to __________________?
Correct answer: C. Remove lignin
- A. Prevent deterioration on storage
- B. Produce long fibres
- C. Remove lignin
- D. None of these
Explanation
Digestion cooks wood chips with chemicals that dissolve and separate lignin from the cellulose fibres. It is not primarily intended to create longer fibres or prevent storage deterioration.
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