ʻO nā paipu keleawe he mau ʻāpana cylindrical hollow i hana ʻia me ke keleawe, kahi hui o ke keleawe a me ka zinc.Hoʻohana nui ʻia kēia mau paipu i nā ʻoihana like ʻole ma muli o ko lākou ikaika, kūpaʻa, a me ka pale ʻana i ka corrosion.I nā makahiki, ua lilo nā paipu keleawe i mea nui i ka manu ...
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