EntityQ81614· pop 26· linked from 449 articleshypergolic propellantSign in to savecombination used in a rocket engine whose components spontaneously ignite when they come into contact with each otherConnectionsrocket engineEntityliquid-propellant rocketEntitycorrosionEntityhydrazineEntitydinitrogen tetroxideEntityApollo Command and Service ModuleEntitysolid-propellant rocketEntityF-1EntityDiamantEntityJATOEntitymonopropellantEntityWalter HWK 109-509EntityWorld War IIConceptGreekEntityYouTubeConceptheliumEntityNASAConceptInternational Standard Book NumberEntityalcoholsEntityrocketEntityCategoriesRocket propellantsSoviet inventions