320211 Rice prices are regulated by the government. CK 240363 Traffic lights are used to regulate traffic. CK 273328 Prices were strictly regulated during the war. CK 241210 Hong Kong is the least regulated economy in Asia. CM 1617671 Sweating allows the human body to regulate its temperature. Spamster 276781 During warm weather, sweating helps man regulate his body temperature. CM 681001 Forests regulate the water cycle and take away harmful carbon dioxide. Source_VOA