>asphalt microparticles are in the end just very viscose oil Bitumen is still a plastic. In fact there are also increasing efforts to use post-consumer recycle

>asphalt microparticles are in the end just very viscose oil Bitumen is still a plastic. In fact there are also increasing efforts to use post-consumer recycled plastic as an additive. Microplastics from road transport mainly come from tire dust, but also include road markings[0] (which are plastic mixed with glass microbeads), bitumen from asphalt[1], and yes a bit of brake dust. [0] https://resourcelab.dk/plastics/pollution/oceans/2018/10/11/plastic-polution-tires-clothing.html https://resourcelab.dk/plastics/pollution/oceans/2018/10/11/... [1] https://www.sciencedirect.com/science/article/pii/S0048969720324670 https://www.sciencedirect.com/science/article/pii/S004896972...