Whakaotihia te rerenga e whai ake nei: He mea whakamiharo te kaha o te huakita ki te whakaheke i ngā momo pūhui rauropi, ā, kua whakamahia i roto i te tukatuka ururua me te whakaora koiora. Ka whakamahia ngā huakita e taea ana te kai i ngā hauwai i roto i te hinu ki te horoi i ngā hinu i maringi. I tāpirihia te tongi ki ētahi o ngā takutai i Prince William Sound i roto i te ngana ki te whakatairanga i te tupu o ēnei huakita e puta noa ana i te taiao i muri i te 1989
"Exxon Valdez" te rerenga hinu. I whai hua ēnei mahi i runga i ngā takutai e kore e tino taupokina e te hinu. Ka whakamahia hoki ngā huakita mō te whakaora koiora o ngā ururua paitini ahumahi. I roto i te ahumahi matū, he mea tino nui nga huakita ki te whakaputa matū enantiomerically mā hei whakamahi hei rongoā, hei matū ahuwhenua rānei.