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bromine
A member of the halogen group of elements and the only liquid nonmetallic element. A heavy, reddish-brown liquid that volatilizes readily at room temperature to a poisonous, red vapor with a strong disagreeable odor. Symbol, Br. Obtained from natural brines from wells; little bromine is extracted today from seawater. Used in antiknock gasoline, fumigants, flameproofing agents, water purification compounds, dyes, medicinals, and sanitizers.
- 词性: noun
- 行业/领域: 采矿
- 类别 一般矿业; Mineral mining
- Government Agency: USBM
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- ed.young
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(Milwaukee, United States)