wymike · 1w 1 - All elements necessary for the combustion are contained within the rocket fuel. 2 - For every action there is an equal and opposite reaction. When the fuel combusts it expand rapidly and is forc... it's me, real fake @it's me, real fake 1770388572 you're right, of course. O2 is included as part of the collection of stuff sent w/ the rocket. not to mention, the rocket in the video wouldn't be able to liftoff with only the free O2 in the atmosphere. these dudes are an infohazard. 1