He aha ka pahu kala UV Prop, he aha ka pōmaikaʻi o ka paʻiʻana i nā pahu kala kala

He aha ka pahu kala UV Prop, he aha ka pōmaikaʻi o ka paʻiʻana i nā kala kala?

ʻO ka maʻamau maʻamau e paʻi i nā poloka kala hoʻokahi me ka paʻiʻole i nā kala'ē aʻe, e hoʻomaʻemaʻe i kēia mau'āpana i kaʻaoʻao o ke kiʻi