Question

Nonmetal which is used as rocket fuel

Answer 1

Hydrogen. It's very powerful fuel if used properly. In a rocket, there are two tanks each having Hydrogen and oxygen. To burn it, they open both together and it produces a thrust which can help the rocket rise up.

Answer 2

Liquid hydrogen is the non metal used in the rockets ..
their are separate tanks for hydrogen and oxygen which combine and burn to give rocket a start..
hydrogen is used because of its high calorific values..