Question

what is the highly flammable gas

Answer 1

Um........... I think its hydrogen 

Answer 2

Heyaa folk,

Here's your best answer =>>>

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# And don't mean It's only hydrogen.

# Because including Hydrogen,

● Acetylene
● Ammonia
● Methane
● Ethylene
● Carbon monoxide

Are the most flammable gases.

# This gases are lighter than air.

{ NOTE : are the some most flammable gases, but highly, it is hydrogen }

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Hope it helps u :)
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