Given scientific fact as input, generate the question from this fact such that it can be answered from the input.

Q: Glycerol is a triol, an alcohol which contains three hydroxl functional groups.

A: Glycerol is a triol, an alcohol which contains three what?
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Q: Most of the digestion reactions occur in the small intestine.

A: Where do most of the digestion reactions occur?
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Q: The strong affinity of concentrated sulfuric acid for water makes it a good agent for dehydrating.

A:
The strong affinity of concentrated sulfuric acid for water makes it a good agent of what?
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