E like me ka mea i hōʻike ʻia ma ke kiʻi, ʻo ia ka paipu paipu a loaʻa iā ia nā mea maikaʻi o ka hoʻolālā maʻalahi, hoʻohana maʻalahi a ʻaʻohe welding, hoʻohana nui ʻia i nā ʻoihana like ʻole e like me ke kemika, pharmaceutical, petroleum, hoʻokolohua ʻepekema, ʻenekinia uila, etc. ...
Heluhelu hou aku