peroxyacetyl nitrate
plural of biennium
(mineralogy) A triclinic-pinacoidal mineral containing boron, hydrogen, magnesium, and oxygen.
A surname.
An urban air pollutant formed photochemically in the air as part of photochemical smog.
高濃度の光化学的に生成される都市大気汚染物質は、夏のスモッグ時に目を刺激し、植物を傷つけます。
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