Hollander beater used during paper pulp manufacture does not facilitate the ______________ of fiber?
Correct answer: D. Strengthening
- A. Cutting
- B. Fibrillation
- C. Hydration
- D. Strengthening
Explanation
A Hollander beater cuts fibers, fibrillates their surfaces, and hydrates them to improve bonding in paper. It does not directly strengthen the fibers, although the resulting fiber treatment can increase paper strength.
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