Nā ʻāpana kaʻa
ʻO ka ʻoihana kaʻa ʻoi loa ka ʻoihana kiʻekiʻe a me ka ʻenehana hou, e like me ke ʻano o ke ʻano hana hana kiʻekiʻe, ka laser i nā ʻāina ʻoihana hoʻomohala ma ʻEulopa a ua loaʻa iā mākou he 50% ~ 70% o nā ʻāpana kaʻa i hoʻokō ʻia e ka hoʻoili ʻana i ka laser, ʻoihana kaʻa ma.. .