Hoʻohana nui ʻia ka Titanium dioxide (ka pae nano) i nā puaʻa keʻokeʻo keʻokeʻo e like me nā ceramics hana, catalysts, cosmetics a me nā mea photosensitive.ʻO ia ka mana kala ʻoi loa ma waena o nā puaʻa keʻokeʻo, he mana huna maikaʻi loa a me ka wikiwiki o ka waihoʻoluʻu, a kūpono i nā huahana keʻokeʻo opaque.He kūpono loa ka ʻano rutile no nā huahana plastik i hoʻohana ʻia ma waho, a hiki iā ia ke hāʻawi i nā huahana i ke kūpaʻa māmā.Hoʻohana nui ʻia ʻo Anatase no nā huahana i loko, akā he kukui uliuli liʻiliʻi, keʻokeʻo kiʻekiʻe, ka mana huna nui, ka mana kala kala a me ka hoʻopuehu maikaʻi.