Background introduction california65Proposal No.《1986Drinking Water Safety and Toxic Substances Enforcement Act》,1986Year11Awarded monthly,Its mission is to protect California residents and the state’s drinking water sources.,Keep water sources free of substances known to cause cancer、Birth defects or other substances harmful to reproductive development,and truthfully notify residents when such substances appear in products.。california65The list of controlled substances is provided byOEHHAPublished and updated quarterly,First published in1987Year,Substances in the latest list have reached900Various。 Core control requirements 1、Prohibition of water pollution:Anyone in the course of business…