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Linnea Asked :

01-06-2021 Fuel Oil

Q. Which of the following type of fuel does not contain ash?

A. coal
B. fuel oil
C. natural gas
D. synthetic fuels

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Dapzoi Verified
Commented on 2021-06-01 08:48:33 (IST)
Answer: C

Explanation: Because of its gaseous nature, natural gas is the cleanest of all fuel types as it does contain ash and also produces no smoke on combustion.