"에어컨 물 재활용?"…LG화학 공모전 '최우수상' 받은 초등학생 > 온라인문의

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https://www.zzcz77.com/99반 내열·내충격 복합소재(PCR ABS / PC)를 기반으로 만든 배관과 폐정수필터를 통해 생활용수·조경수로 활용하는 아이디어를 선보였다.