And even worse than that? Tires. Now if only we could connect a bunch of cars together and put them on some kind of metal rail with metal wheels instead...

2020 report found tyre dust contributes 78% of the total mass of microplastics

https://www.reuters.com/sustainability/land-use-biodiversity/rising-microplastics-seas-puts-pressure-tyre-industry-2023-07-17/

The report says that tires generate 6 million tons of particles a year, globally, of which 200,000 tons end up in oceans. According to Emissions Analytics, cars in the U.S. emit, on average, 5 pounds of tire particles a year, while cars in Europe, where fewer miles are driven, shed 2.5 pounds per year. Moreover, tire emissions from electric vehicles are 20 percent higher than those from fossil-fuel vehicles. EVs weigh more and have greater torque, which wears out tires faster.

https://e360.yale.edu/features/tire-pollution-toxic-chemicals

Quality synthetic clothing is actually great. You can wear the same t-shirt 10 years in a row and it will look and feel like a new one. But cheap ones tend to fall apart faster than cotton variants.

Thrift stores throw away most of the clothing they get. $5 shirts on Shein are obviously garbage, but even the stuff sold in malls is basically single use.

Know tons of people who’d rather toss/“donate” something than sew a button back on.