1. E hoʻohana i ka poʻe hana hoʻomaʻamaʻa pōhaku pneumatic, Ma mua o ka iho ʻana i ka pūnāwai e pono e ʻaʻahu i nā lako pale hana pilikino maikaʻi.2. I ka hōʻea ʻana i kahi hana, e nānā mua i ka hana ʻana, ke kīkēkē ʻana ma luna o ka hale, e ʻohi i ka pumice, e nānā i nā limahana sled e hana i kā lākou palekana palekana, e nānā ʻia ...
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