1, Birta iyo farsamada oksaydhka ee electroplating, naqshad sax ah.
2, Ku hawlan afhayeenka silig naxaas ah, tayada asalka ah.
3, Naqshadaynta qolofka badh-dhegta, jilicsan oo raaxo leh.
4, Ciyaar/jooji, badalka heesaha, hagaajinta mugga, ku habboon in la isticmaalo
5, Ku lug leh fiilada TPE, muuqaal jilicsan oo qurux badan.