20000 nā mea hoʻokaʻawale disc a me 25000 Anti-pollution (lua-lua) Porcelain Suspension Insualtors i lawe ʻia aku i ʻAmelika ʻĀkau e hana ana.

I kēia manawa ke hana nei ka hale hana i nā insulators disc a me nā anti-pollution (double-shed) insulators, a ʻo ka pōʻai hana ma kahi o hoʻokahi mahina.

E hoʻomākaukau i ka wai aniani

e kaupaona i nā mea maka kūpono e ka unahi uila e like me nā koi o ke kaʻina hana, hoʻohui i nā mea maka, a laila hui pū i nā mea maka e hōʻoia i ka maikaʻi a me ka gradation o ka slurry.