propellant

ponneaine, ajoaine

työntö- anything that propels
fuel, oxidizer, reaction mass or mixture for one or more engines (especially internal combustion engines or jet engines) that is carried within a vehicle prior to use
the compressed gas in a pressurised container (especially an aerosol can) that is used to expel its content
the explosive (qf) found in ammunition cartridges
(alternative spelling of)
(inflection of)