US wildfire suppressants rife with toxic heavy metals, study finds
www.theguardian.com
Suppressants a ‘major’ source of toxic pollution that causes heavy-metal levels to spike in the environment
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The original was posted on /r/science by /u/mvea on 2025-02-16 20:41:59+00:00.

Original Title: US government and chemical makers have claimed up to 20% of wildfire suppressants’ contents are “trade secrets” and exempt from public disclosure. New study found they are a major source of environmental pollution, containing toxic heavy metal levels up to 3,000 times above drinking water limits.