noun🔗ShareFluorThe chemical element (symbol F) with an atomic number of 9. It is the lightest of the halogens, a pale yellow-green, highly reactive gas that attacks all metals."Because fluorine is so reactive, it is often used to create stronger compounds like those found in Teflon and some toothpastes. "Comme le fluor est très réactif, il est souvent utilisé pour créer des composés plus solides comme ceux que l'on trouve dans le Téflon et certains dentifrices.elementchemistrysubstancesciencematerialChat with AIVocabulary GamePractice Reading
noun🔗ShareFluorA single atom of this element."an octahedron of fluorines"un octaèdre de fluorselementchemistrysubstanceChat with AIVocabulary GamePractice Reading
