化工 Traditional form: 化工 Pinyin (reading): huàgōng Definitions: chemical industry (abbr. for 化學工業/化学工业 (huàxuègongyē)) chemical engineering (abbr. for 化學工程/化学工程 (huàxuègongchēng)) Characters: 化 - to change, to convert, to reform; -ize 工 - labor, work; laborer, worker Traditional characters: 化 - to change, to convert, to reform; -ize 工 - labor, work; laborer, worker