Birdwatch Archive

Birdwatch Note Rating

2023-05-12 22:28:58 UTC - HELPFUL

Rated by Participant: 8D863E6BDCB5FC79FBD564167A126D7E3181F0E92AB6B38EA59257DBE3EA0B92
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Original Note:

This post presents no evidence verifying the source of these magnetic particles. Brake dust often contains iron bearing magnetic particles. Scientific Study: “The vehicle braking systems as main source of inhalable airborne magnetite particles in trafficked areas. https://www.sciencedirect.com/science/article/pii/S0160412021006164

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