Question

3.Why is hydrogen considered a clean fuel ?​

Answer 1

Answer:

Cuz it is lightest gas.....and when u use it as fuel it will give ur vehicle a flight

Explanation:

Answer 2

Hydrogen is a clean fuel that, when consumed in a fuel cell, produces only water, electricity, and heat. ... Due to their high efficiency and zero-or near zero-emissions operation, hydrogen and fuel cells have the potential to reduce greenhouse gas emission in many applications.