Category: Chemicals

Today’s workplace uses thousands of chemicals, many of which are hazardous. The resources in this section will help guide you in the safe and legal identification, storage, transport, and use of these chemicals, and in making sure that your employees right to know how to be safe around such substances is provided, as required by law.

Paint remover

Understanding the Reg: Methylene Chloride in Commercial Stripping

In March 2019, the EPA used its authority under Section 6(a) of the Toxic Substances Control Act (TSCA) to issue a final rule prohibiting the manufacture (including import), processing, and distribution in commerce of methylene chloride for consumer paint and coating removal (stripping). The action carried out part of a proposal the Agency published in […]

Drinking water

EPA Proposal Seeks Limit for Perchlorate in Drinking Water

Stating that the benefits of a National Primary Drinking Water Regulation (NPDWR) for perchlorate do not justify the costs of such a regulation, the EPA is nonetheless proposing an NPDWR for the chemical. Under the proposal, the Agency would set the NPDWR at a Maximum Contaminant Level (MCL) of 56 micrograms per liter (µg/L). The […]

Groundwater, water pump

EPA Tackles PFAS Levels for Groundwater with Guidance Draft

In February 2019, the EPA issued its Action Plan for per- and polyfluoroalkyl substances (PFAS). The Plan listed five priority actions and four short-term actions to address “key PFAS-related challenges.” One of the priority actions is to provide guidance for groundwater cleanup at sites contaminated with the two PFAS that have prompted the most concern—perfluorooctanoic […]

TSCA Inventory Rule Case Raises Questions about Substantiation, Reverse Engineering

In September 2017, the Environmental Defense Fund (EDF) petitioned the U.S. Court of Appeals for the DC Circuit to find five aspects of the EPA’s final rule, TSCA Inventory Notification (Active-Inactive) Requirements (Aug. 11, 2017, Federal Register (FR)), unlawful. On April 26, 2019, a three-judge panel responded by denying four of the EDF’s challenges, therefore […]

Boiler guage

OSHRC Says PSM Rule Covers Connected Vessels

The Process Safety Management (PSM) standard applies to equipment like boilers that don’t involve highly hazardous chemicals if the equipment is interconnected with or located near equipment that does, the Occupational Safety and Health Review Commission recently decided.

See EPA’s Proposed Review Plan for TSCA Confidential Business Information

In its latest action to implement the 2016 amendments to the Toxic Substances Control Act (TSCA), the EPA has proposed regulations under which it will review claims by businesses that information about chemical substances on the confidential portion of the TSCA Inventory must be protected from disclosure to the public.