Description:In order to ensure that tap water meets sanitation standards, water plants often adjust the dose of chlorine in tap water to remove toxic and harmful substances. Otherwise, excess chlorine or excess chlorine may be caused. In addition, secondary pollution such as metal pipes and secondary water... moreIn order to ensure that tap water meets sanitation standards, water plants often adjust the dose of chlorine in tap water to remove toxic and harmful substances. Otherwise, excess chlorine or excess chlorine may be caused. In addition, secondary pollution such as metal pipes and secondary water supply will have a certain impact on human health. That's why we need water purifiers.