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• atomic number 16, s, sulphur, sulfur
• イオウ, 硫黄, Ｓ, サルファ, S
• an abundant tasteless odorless multivalent nonmetallic element; best known in yellow crystals; occurs in many sulphide and sulphate minerals and even in native form (especially in volcanic regions)
• 豊富な無粋で無臭な多価非金属元素