I read a report in the 90s that as LA was getting a grip on their air
pollution they discovered that the two greatest contributers to
particulates were tire-dust and unburned charcoal lighter fluid!
When I drive long distances (dumb idea in it's own right) one of the
mental calculations I have
Car tyres produce vastly more particle pollution than exhausts, tests show
https://www.theguardian.com/environment/2022/jun/03/car-tyres-produce-more-particle-pollution-than-exhausts-tests-show
I think it was SteveS who mentioned recently that when we talk of high-tech,
innovation, and generally
