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Toxicity of Military-Style Smoke Grenades

The toxicity and potential hazards of military-style smoke grenades, including HC-formulation smokes and legacy dye-based compositions.

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Jan 16, 2026
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How have courts and regulators treated civilian use of military‑style HC smoke grenades in the United States?

Regulators have moved decisively to narrow civilian access to military‑style hexachloroethane (HC) smoke and similar “consumer‑grade” grenades: the ATF rescinded prior exemptions for certain flashbang...