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Index/Organizations/Toxic Substances Control Act

Toxic Substances Control Act

United States federal law regulating the introduction of new and existing chemicals

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2 results
Jan 22, 2026

What chemicals are commonly used by U.S. federal agents for crowd control and how are they regulated?

Federal agents in the commonly deploy such as tear gas (various “lachrymators”), pepper spray (oleoresin capsicum, OC), and irritant payloads in pepper‑ball projectiles during crowd operations, and co...

Nov 20, 2025

Why is fluoride added to drinking water?

Fluoride has been added to many U.S. community water supplies since the 1940s to prevent tooth decay; federal guidance historically set an “optimal” level of about 0.7 parts per million to balance cav...