Nkowa dị mkpirikpi:

Waya na-ejikọ onwe ya bụ akwa mkpuchi nke ejiri aka ya kpuchie na waya enameled dị ka polyurethane, polyester ma ọ bụ polyester imide. Mpempe akwụkwọ na-ejikọ onwe ya nwere ike iwepụta njirimara njikọta site na ikuku ikuku dị elu. The asọfe waya na-aghọ a onwe-nyagide uko eriri igwe site bonding edinam nke onwe-nrapado oyi akwa. Na ụfọdụ ngwa, ọ nwere ike wepu ọkpụkpụ, teepu, agba mikpuo, wdg, ma belata olu eriri na ọnụ ahịa nhazi. Companylọ ọrụ ahụ nwere ike ịdabere na akwa mkpuchi mkpuchi dị iche iche na ngwakọta na-ejikọ onwe ya nke waya dị iche iche, n'otu oge anyị nwekwara ike ịnye ihe ndị na-eduzi ihe dị iche iche nke waya na-ejikọ onwe ya, dị ka ọla kọpa aluminom. ọla kọpa dị ọcha, aluminom, Biko họrọ waya dabara dị ka ojiji.