O le chlorine o lo'o iai le fua fa'ama'i Cl2 ma ose kasa oona. E masani ona faʻaaogaina i fanua faʻatekonolosi maualuga e pei o faʻasalalauga faʻapipiʻi tetele, fiber opitika, ma superconductors maualuga. O le kasa chlorine o loʻo faʻaaogaina lautele i le faʻamaʻiina o vai paipa, pulupulu ma le textile bleaching, faʻamamaina omea, faʻapipiʻiina o chlorides organic ma inorganic, ma isi. E faʻaaogaina foi i le gaosiga o vailaʻau, vailaʻau, vailaʻau, solvents, plastics, fiber synthetic ma isi chlorides. .