"114629149"^^ . "a very poisonous metallic element that has three allotropic forms; arsenic and arsenic compounds are used as herbicides and insecticides and various alloys; found in arsenopyrite and orpiment and realgar"@en-us . . . . . . . "0"^^ . . . . "atomic number 33"@en-us . . "110479441"@en-us . . . "arsenic"@en-us . . . . . . . . "a very poisonous metallic element that has three allotropic forms; arsenic and arsenic compounds are used as herbicides and insecticides and various alloys; found in arsenopyrite and orpiment and realgar"@en-us . . . . . "0"^^ . . . "As"@en-us . . . . . . . . . . . . . . "14629149-n"^^ . . "113791885"@en-us . . "arsenic"^^ .