Ihe mkpuchi polymer na-agụnye akwa ntupu 3D, akwa na-abụghị nke a kpara akpa, akwa 8 nke akwa fiberglass, na bandeeji ahụike.Ọ dị mma maka ịwa ahụ ọkpụkpụ ma ọ bụ ọkpụkpụ ọkpụkpụ.A na-eji ya edozi ọkpụkpụ gbajiri agbaji, nkwonkwo fụrụ akpụ na merụrụ ahụ, wdg.