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An electric current heats the wire and ignites the solid propellant.

Engine two stages, with solid propellant, based on double occupancy.

But if you use a rocket engine with solid propellant, it will feel hot.

The undersecretary added that they already had the solid propellant, and the basic design of the missile.

The bullet is in a sleeve of solid propellant with a special thin plastic coating around it.

The solid propellant makes the missile easy to maintain and deploy.

On-site processing facilities for solid propellants are also common.

Three main stages burning solid propellant provide the thrust.

The vast majority of ammonium perchlorate is used to make solid propellants.

These are rail and road mobile and powered by solid propellants.