Ke hana nei mākou i nā ʻano he nui o OBA, fluorescent whitening agent. ʻO Optical Brightener Agent BBU, ka mea i kapa ʻia ʻo ka fluorescent whitening agent BBU, he mea hoʻohui kemika i hoʻohana ʻia i nā ʻoihana like ʻole e like me ka textiles, ka pepa, a me nā plastics e hoʻonui ai i ka ʻōlinolino a me ke keʻokeʻo o nā huahana.