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Public health concerns

Public health concerns regarding lead contamination, particularly for children, and the emphasis on 'no safe level' of lead.

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2 results
Jan 27, 2026
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How do LRAD manufacturers describe safety limits and what independent studies exist on health impacts of sonic crowd‑control devices?

Manufacturers such as describe as highly directional hailing and warning systems intended primarily for long‑range communication and public safety, and they publish operational guidance — including ex...

Feb 4, 2026

Which toothpaste brands tested highest for lead in Lead Safe Mama's 2025 chart and what were their ppb values?

’s community-funded 2025 testing shows a small group of toothpastes and tooth powders with very high lead measurements, led by ’s Dirty Mouth Kids Tooth Powder at 7,800 parts per billion (ppb), with A...