1. Ukucutshungulwa kopende: imboni yezingxenyekazi zensimbi isebenzisa ukucutshungulwa kopende lapho ikhiqiza imikhiqizo emikhulu yehadiwe, futhi izingxenye zensimbi ziyavinjelwa ukuthi zingagqwali ngokucubungula upende, njengezidingo zansuku zonke, izivalo zikagesi, imisebenzi yezandla, njll. 2. I-Electroplating: I-Electroplating nayo ingenye yezinto i...
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