뉴스
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중국 온라인 유통업체가 판매하는 생활화학제품이나 장신구 수십여 가지 제품들에서 유해화학물질이나 중금속이 안전기준을...
www.nocutnews.co.kr
2024-09-19
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안심하고 사용할 수 있도록 4단계 RO(역삼투압) 정수시스템으로 중금속을 비롯한 44개 유해물질이 ...
biz.heraldcorp.com
2024-09-11
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중금속은 아연, 철, 구리와 같이 정상적인 생리기능을 유지하는데 필요한 것도 있는 반면 납, 수은, 카드뮴등과 같...
www.donga.com
2024-08-07
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철은 공기 중 산소와 물에 노출되면 산화반응으로 인해 부식이 발생한다. 부식된 철재는 강도가 약해지고 연성이 떨어...
biz.heraldcorp.com
2024-08-27
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오염수 방류 후 1년 동안 도내 위판장·양식장 등에서 생산한 수산물 11종 1246건에 대한 방사능·중금속·항생물...
www.nocutnews.co.kr
2024-08-24
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하나의 열전 모듈로 수분 흡착, 응축, 살균 모드를 실행할 수 있어 소비 전력 크기도 줄였다.규조토와 생분해 고분자로 자연 분해가 가능한 친환경...
zdnet.co.kr
2024-08-20
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기존보다 4배 작은 입자까지 걸러낸다.또한 한국환경수도연구원으로부터 잔류염소와
중금속 제거
zdnet.co.kr
2024-08-07
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