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From what is furfural alcohol derived?

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in Casting-Forming-Welding II by (119k points)
From what is furfural alcohol derived?

(a) Carbon dioxide

(b) Waste water

(c) Waste vegetables

(d) Sulphur dioxide

I had been asked this question in an internship interview.

This intriguing question originated from Cold-Set Resin Binders topic in section Binder Technology of Casting-Forming-Welding II

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Best answer
Right choice is (c) Waste vegetables

Explanation: Furfural alcohol (FA) gets derived from vegetable matter which is wasted, by processing it under pressure.

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