Industry
noun
The business of industry is... well... industry.
This is a jukugo word, which usually means on'yomi readings from the kanji. If you know the readings of your kanji you'll know how to read this as well.
工業用水
water for industrial use
工業高校
technical high school
工業化
industrialization
こちらは、工業デザイナーの中山さんです。
This is Mr. Nakayama, an industrial designer.
家の近くは工業エリアなので、多くの工場があります。
It's an industrial area near the house, so there are many factories around.
工業テクノロジーの進歩により、近年はロボットがペットとしても活用されています。
With the progress of industrial technology, robots have been used as pets in recent years.