Amakhoyili we-galvanized, amashidi wensimbi amancanyana acwiliswe ku-zinc bath ukugeza ungqimba lwensimbi ye-zinc sheet ebusweni. Ikhiqizwa ikakhulukazi ngenqubo eqhubekayo ye-galvaning, okungukuthi, ipuleti lensimbi eligoqiwe liyaqhubeka ...
Funda kabanzi