Ua uku ʻia nā makahiki o ka hana paʻakikī, ua ʻae ʻia ka noi ozone i nā faila like ʻole a ua ʻike pū ʻia kā mākou mea hana ozone he mau huahana hilinaʻi loa me ka hana maikaʻi loa ma Kina.