Discussion
Assertion (A): Chemical recovery is essential to the economics of the kraft process.
Reason (R): The dissolved organics provide fuel while the inorganic chemicals are regenerated for reuse.
Answer: B
Both are true and the reason gives both benefits: a mill without recovery would have to buy fresh chemicals continuously and dispose of a heavily polluting liquor, neither of which is tolerable. The recovery boiler also raises most of the mill's steam.
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