I ka wā e pili ana i nā noi ʻoihana, ʻaʻole hiki ke hoʻonui i ka nui o nā mea kiʻekiʻe. ʻO ke keleawe, ʻo ia hoʻi, ua lōʻihi ka waiwai no kāna conductivity uila maikaʻi loa, ke kūpaʻa corrosion a me ka ductility. I ka hiki ʻana mai i nā paipu mold, hana kēia mau waiwai i ke keleawe i mea kūpono ...
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