President Joe Biden will nominate three new members to the US Chemical Safety and Hazard Investigation Board (CSB), the White House announced April 28. The three have significant expertise in occupational health and environmental science but lack direct experience in chemical-related industries, unlike most previous CSB members. The nominees are Sylvia Johnson, an epidemiologist; Steve Owens, an attorney who focuses on environmental, safety, and health issues; and Jennifer Sass, a scientist at the Natural Resources Defense Council, an environmental nonprofit group. The CSB is charged with investigating chemical-related accidents and making recommendations to companies, regulators, and others on how to avoid future accidents. To protect its objectivity, it has no regulatory authority. Although the board should have five members, former president Donald J. Trump let it dwindle to one—Katherine Lemos, the chair. Trump also tried to defund the board, but Congress overruled him. Although Biden’s nominees lack strong industrial experience,