Akohia me pēhea te whakapai ake a te whakamatao tika i te pumau o te pūnaha taiaho haurua-haurua. TEYU ka āwhina ngā pouaka whakamatao ahumahi ki te pupuri i te pāmahana, te roanga ngaru, me te mahi putanga ōrite mō ngā tono taiaho UV, tino tere, DPSS, me ētahi atu tono taiaho tika.