noun🔗SharePropylène, propèneThe organic chemical compound propene. An alkene which is a colorless gaseous (at room temperature and pressure) hydrocarbon with the chemical formula C3H6."Many plastics, like those used in food containers, are made from propylene. "De nombreux plastiques, comme ceux utilisés dans les contenants alimentaires, sont fabriqués à partir de propylène.compoundsubstancematerialchemistryfuelChat with AIVocabulary GamePractice Reading