ʻO ka uhi mua ʻana e pili ana i ka degreasing (degreasing), ka wehe ʻana i ka ʻōpala, ka phosphating ʻekolu ʻāpana.ʻO Phosphating ka loulou kikowaena, degreasing a me ka wehe ʻana i ka ʻōpala ke kaʻina hana ma mua o ka phosphating, no laila i ka hana hana, ʻaʻole pono mākou e lawe wale i ka hana phosphating e like me ka manaʻo, akā hoʻomaka hoʻi mai nā koi o ka maikaʻi phosphating, e hana i kahi hana maikaʻi me ka ka ʻaila a me ka ʻōpala, e hoʻolohe pono i ka mana like ma waena o lākou.