Question

Q19. Expand the terms: CNG and LPG. Why are they considered better fuels?​

Answer 1

Both CNG and LPG poweetrain systems are cheaper and More eco-friendly in cars than diesel or gasoline system. their combustion is comparably cleaner, reducing emissions of particulates and nitrogen oxides. Both fuels are also cheaper than gasoline or diesel..This is due to the chemical properties of this fuel source.

Explanation:

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Answer 2

CNG-

compressed natural gas

LPG-

liquified petroleum gas

they are considered as better fuels cause they don't emit harmful,toxic gases.