Question

Why is it made compulsory to mix ethanol in a fuel

Answer 1

to make burning easier

Answer 2

Ethanol blending is a process of blending (mixing) ethanol with petrol. Ethanol is mainly obtained from sugar industry which is a by-product of sugarcane molasses. ... Comparing with petrol ethanol burns cleaner and completely. 5% of ethanol blending replaces a large amount of crude oil.

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