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헤파13 필터는 0.3마이크론 크기의 초미세먼지를 최대 99.99% 여과한다.활성탄소 에어필터는 페인트, 청소용품, 담배zdnet.co.kr 2024-12-05한국전자통신연구원(ETRI)은 빛의 파장에 따라 달라지는 입자 산란도를 측정해 화재에 의한 연기와 비화재성 에어로...biz.heraldcorp.com 2024-10-23
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