ʻO nā mea kūʻai aku a me nā mea kūʻai aku kiʻekiʻe e pili ana i nā'āpana koʻikoʻi i nā hananaʻoihanaʻoihanaʻoihana Ke hōʻike nei i nā nihoʻeha e hele mālie ana, e hōʻemi ana kēia mau pua i ka walaʻau a me ka vibration, e hōʻoia ana i ka hana mālie.

I hanaʻia mai ka ikaika kiʻekiʻe, e kāʻei i nā alloys a me nā mea paʻa i ka'āina a me ka'āina kūponoʻole, hāʻawi lākou i nā kiko'ī a me ka hilinaʻi nui. Kūpono no nā noi he nui, kiʻekiʻe nā hana heilika kiʻekiʻe e hiki ai ke paʻa i nā hana lapaʻau nui me ka nui o ka mīkiniʻoi aku ka nui.