Birdwatch Archive

Birdwatch Note Rating

2023-05-12 01:19:40 UTC - HELPFUL

Rated by Participant: 21BDD89513F099F71CD57F8FFB5B0A5BE44CD2785AA477CC2E89B545B7C4D45D
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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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