Woyeretsa mpweya wabwino amatha kuchotsa fumbi, pet dander ndi tinthu tating'ono ting'onoting'ono mlengalenga zomwe sitingathe kuziwona ndi maso athu.Ikhozanso kuchotsa mpweya woipa monga formaldehyde, benzene, ndi utsi wotuluka m'mlengalenga, komanso mabakiteriya, mavairasi ndi tizilombo tina tating'onoting'ono tamlengalenga.The...
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