With a September 30 deadline looming, more than 100 manufacturers are urging Congress to course-correct America’s chemical safety law before the United States is left behind. America’s industrial comeback is real. Factories are humming and investment is returning home. President Trump and Environmental Protection Agency (EPA) Administrator Lee Zeldin are clearing red tape that stalled American innovation for years. But one quiet bottleneck continues to threaten the next chapter of American manufacturing, and it’s sitting in the U.S. Capitol. It’s called the Toxic Substances Control Act, or TSCA. It’s a 50-year-old law that determines whether the chemistry behind semiconductors, automobiles, body armor, life-saving medicines, medical devices and more gets made in the United States or in China. Right now, the answer is increasingly the latter, and the clock is ticking for Congress to do something about it.…