. of oxidizer
rockets often carry liquid propellant.
Either fuel or oxidizer or both can be liquid. A rocket needs both. A jet engine only has to carry fuel.
In a solid fuel rocket, the fuel and oxizer are premixed.
There ars such things as hybrid rockets, with both solid and liquid propellants, but they are seldom used.
fuels need a good supply of ....
rockets often carry liquid....
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