Tag: General Pretreatment Standards

10 Things to Know about the Proposed Dental Amalgam Rule—Part 2

10 Things to Know about the Proposed Dental Amalgam Rule—Part 2 6. New Category—Dental Industrial Users. When the EPA promulgates categorical industrial pretreatment standards, the affected dischargers are called, in general, “Categorical Industrial Users (CIUs).” For the proposed new rule, the EPA is establishing a new CIU tailored to the dental offices covered, which is […]