304 306 kuhiliʻole kila i maikai oxidation kū'ē, corrosion kū'ē, hiki ke hoʻomau i ka hana ma kiʻekiʻe wela, he maikai kiʻekiʻe wela kū'ē.Hoʻohana nui ʻia i ka petroleum, electronics, chemical, pharmaceutical, textile, food, machinery, construction, nuclear power, aerospace, military and other industry.