Me ka ulu ʻana o ka hana kuke, ʻoi aku ka nui o ka nānā ʻana i nā mea kīhini. I ka ʻoihana kīhini, me nā ʻano mea metala like ʻole, ke kila kila, nā mea papa ahi, aluminika / kila, a me nā mea ʻē aʻe, akā ʻoi aku ka nui o ka hoʻohana ʻana i ke kila kila. He pōkole ka manawa transposition laser beam, maʻalahi e hoʻopau i ka hana hoʻomau.