Explanation:
The answer is halogens
Halogens are reactive non metallic elements that form strongly acidic compounds with Hydrogen to form simple salts
The reserve of a fossil fuel might be increased if mining or extraction techniques improve so that more of fuel can be extracted for a profit
I'm pretty sure that is true. not 100% sure but hope this is right. sorry if wrong!
I’m pretty sure it’s true!
happy to help:)