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3 votes
If coal is not a 21st century fuel, then what is?​

User Puppylpg
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2 Answers

6 votes
i think its natural gas
User Til Hund
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4.6k points
5 votes

Answer:

Hydrogen

Step-by-step explanation:

We may start using hydrogen as the newest type of fuel due to its cleanliness.

Hope this helped you out today! :)

User TheWalker
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4.4k points