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Cov Ntaub Siv Hauv Chav Dej, Cov Khoom Siv AIRCRAFT HYGIENE
AIRCRAFT HYGIENE Cov Khoom Muag - Chav Siv Cov Rooj Hauv Paus -
Cov Khoom Uas Muaj Qhov Kev Lom Zem Flushable Chav Dej Npog Daim Ntawv
Cov ntawv ntim khoom siv uas siv tas pov tseg lub rooj npog 1) dej-soluble tam sim 2) ua los ntawm 14-16gsm 100% nkauj xwb plawv hniav 3) nqa mus tsev;
