Pahu Pihi Puhi Pa'i
☆ anawaena puka Φ22
☆ Hana ʻia ke kino o ka pahu me nā plastics ʻenekinia kū i ka corrosion
☆ Hoʻohana ʻia i loko o ka ʻaila, ʻoihana kemika, metallurgy a me nā lepo kiʻekiʻe ʻē aʻe, ka waika nāwaliwali a me nā manawa corrosive alkali nāwaliwali
E heluhelu hou