Chofunikira, chifukwa chikho chatsopano cha thermos sichinagwiritsidwe ntchito, pakhoza kukhala mabakiteriya ndi fumbi mmenemo, kuziyika m'madzi otentha kungathandize kuti tizilombo toyambitsa matenda tizilombo toyambitsa matenda tizilombo toyambitsa matenda, ndipo mukhoza kuyesa kutsekemera kwa chikho cha thermos nthawi yomweyo. Chifukwa chake, musagwiritse ntchito kapu ya thermos yomwe yangogulidwa posachedwa ...
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