If hydrogen has high calorific value, does not pollute the environment, universe has abundant hydrogen, etc. why it is not in use commonly??

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Dear user, Production of hydrogen in free state is very expensive and hydrogen is mainly derived from non renewable resources which result in increase in amount of carbon dioxide in atmosphere that's why hydrogen is not commonly used.

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If hydrogen has high calorific value, does not pollute the environment, universe has abundant hydrogen, etc. why it is not in use commonly??

Dear user, Production of hydrogen in free state is very expensive and hydrogen is mainly derived from non renewable resources which result in increase in amount of carbon dioxide in atmosphere that's why hydrogen is not commonly used. Regards

Dear user, Production of hydrogen in free state is very expensive and hydrogen is mainly derived from non renewable resources which result in increase in amount of carbon dioxide in atmosphere that's why hydrogen is not commonly used.

Regards