[tjb뉴스] 버려지던 폐촉매에서 '고가 금속' 회수

2020 2:01
Synopsis
화력발전소 등에서 미세먼지의 원인인 질소산화물 제거에 쓰인 뒤 버려지는 폐촉매가 연간 국내에서만 2만톤 가량 되는데요. 지금까지 ...
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