. . "a common nonmetallic element belonging to the halogens; best known as a heavy yellow irritating toxic gas; used to purify water and as a bleaching agent and disinfectant; occurs naturally only as a salt (as in sea water)"@en-us . . . . "113797053"@en-us . . . "chlorine"^^ . . . "0.0128051"^^ . . . . "0.100117"^^ . "0.269158"^^ . . . . . "14634591-n"^^ . . "0.0154234"^^ . "Cl"@en-us . . . . . . . "chlorine"@en-us . . . . . "atomic number 17"@en-us . . . . . . . . . "0.299102"^^ . . . . . "0.0294644"^^ . . . . "0.139322"^^ . "0"^^ . "0"^^ . "114634591"^^ . "0.134607"^^ . . "a common nonmetallic element belonging to the halogens; best known as a heavy yellow irritating toxic gas; used to purify water and as a bleaching agent and disinfectant; occurs naturally only as a salt (as in sea water)"@en-us . "110483675"@en-us . . .