Question

What isrocket propellant?​

Answer 1

Rocket propellant is a material used either directly by a rocket as the reaction mass, or indirectly to produce the reaction mass in a chemical reaction. The reaction mass is that which is ejected, typically with very high speed, from a rocket engine to produce thrust.

Answer 2

Rocket propellent is the material used by the rocket engine to generate thrust.The most common propellent uses fuel and an oxidizer that takes part in chemical reactions.