Birdwatch Archive

Birdwatch Note Rating

2023-05-13 15:40:43 UTC - HELPFUL

Rated by Participant: 5D12D6DFD0B5F35606DFC959C36B19AE7D31EFF547D3CF5CAE68D89F891C8D92
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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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