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ScienceCLASS 8CBSE

answered 28 Mar 2026

Which among the following is considered as the cleanest fuel? (a) cow dung cake (b) petrol (c) kerosene hydrogen gas

A.VERIFIED ANSWERfact-checked by tutors

Soln:

Answer is (d) hydrogen gas

Explanation:

Hydrogen gas is called a clean fuel as it does not produce any dangerous gases. It can only produce heat and water as products.

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