An inspection contractor found a chemical tank at a Washington state paper mill "not fit for continued service" 10 months before it failed in May.
Chicago-area residents have been calling 911 to report a chemical smell on Sunday, officials say, but the source is not yet known.
A mix of chemicals inside an indoor swim school sent five people to the hospital Thursday in the north suburbs, fire officials said.
The substance, TPO, is still permitted in the United States.
The draft's language, if left unchanged, would constitute a win for the agriculture industry and a potential setback for HHS Secretary Robert F. Kennedy Jr. and his "Make America Healthy Again" (MAHA) allies.
The US Environmental Protection Agency on Monday banned the use of two ubiquitous cancer-causing solvents that activists have been targeting for decades.