Kulumikiza machubu ndi mtundu wa chida chobowolera mafuta, chomwe chimagwiritsidwa ntchito kwambiri polumikiza machubu. Kulumikiza machubu makamaka kumathetsa vuto la kutopa kwa kusweka kwa cholumikizira chomwe chilipo chifukwa cha kupsinjika maganizo.
Kufufuza
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