1, Metal le electroplating oxidation craft, moralo o nepahetseng.
2, E sebelisana le sebui sa terata ea koporo, boleng ba mantlha.
3, Moralo oa khetla ea halofo ea tsebe, e bonolo ebile e phutholohile.
4, Bapala / khefutsa, phetoho ea lipina, tokiso ea molumo, e bonolo ho e sebelisa
5, E sebetsana le thapo ea TPE, ponahalo e bonolo le e ntle haholo.