octachlorobiphenyl
A local government district of Somerset, England, formed on 1 April 2019 on the merger of West Somerset and Taunton Deane districts.
(UK, dialect, obsolete outside of place names) The mouth of a river. / (UK, dialect, obsolete) A passage for water; a ditch or drain.
(organic chemistry) Either of twelve isomers of the polychlorinated biphenyl containing eight chlorine atoms
plural of narratee
研究者たちは河口の堆積物試料から塩素原子が8個置換されたポリ塩化ビフェニルの異性体を検出し、生態系における残留性有機汚染物質への懸念を高めた。
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