Hydrogen has been used as a rocket fuel. Would you consider it a clean – InterviewSolution

1.	Hydrogen has been used as a rocket fuel. Would you consider it a cleaner fuel than CNG? Why or why not?.
Answer» Hydrogen is a cleaner fuel than CNG because the burning of hydrogen produces only water, which is completely harmless. The burning of CNG produces carbon dioxide and water. This CO₂ , can produce greenhouse effect in the atmosphere and lead to the excessive heating of the environment in the long-run.

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