環境保護 毎日一問（2016.10.25）
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問題の種類：単一選択問題問題文：対ジメチルベンゼン（PX）は、（ ）に分類される化学物質であり、可燃性があり、毒性があり、刺激を与える性質がある。答えA：低毒性 答えB：無毒性 答えC：高毒性 答えD：劇毒性 正解：A 出典：社会環境問題のホットトピックス
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