Birdwatch Archive

Birdwatch Note Rating

2023-05-12 07:51:38 UTC - HELPFUL

Rated by Participant: 1C5E4F4C6016EC0D6D7E45B6694BCAD79A4E2ED328D9D4CA4BD916B2C4368F67
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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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