Nkhani zamakampani
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Kodi kupukusa kwa Hot-dip?
Kuyika m'magazi otentha ndi njira yokhayo yotsimikizira. Ndi njira yophikira chitsulo ndi chitsulo ndi zinc, yomwe imagwirizana ndi nthaka yachitsulo pamene imiza chitsulo posamba ndi zinc zosungunuka pamtunda wozungulira pafupifupi 840 ° F (449 ° C). Zikavulidwa pamlengalenga, nthaka yoyera (Zn) ...Werengani zambiri
