환경 보호 매일 한 문제 (2016.10.25)
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문제 유형: 단일 선택 문제문제 내용: 퍼클로로벤젠(PX)은 ( ) 종류의 화학 물질에 속하며, 가연성이 있고 독성이 있으며 자극성도 있다.답변 A: 저독성 답변 B: 무독성 답변 C: 고독성 답변 D: 극독성 정답: A 출처: 사회환경문제 핫이슈
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