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Question
Explain how the use of CNG in automobiles has reduced pollution in our cities.
Short Answer
Solution
Using diesel and petrol as fuels in automobiles is being replaced by CNG (compressed natural gas) because CNG produces harmful products in very small amounts. CNG is a cleaner fuel.
- It produces less carbon monoxide gas.
- It produces less carbon dioxide gas.
- It releases less sulphur dioxide and nitrogen dioxide (which generate acid rain).
- No residue remains after combustion.
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Fuel Efficiency
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