I’ll look forward to hearing your results.
I had them on a red car and caught them right away. They were much more noticeable on a friend’s white van; she never did much to remove them initially and are now just slowing fading. We never tried any paint correction methods. Good luck to you on...
They look like they could be deposits from Artillery Fungus.
”Artillery fungus is a wood-decaying fungus that likes to live in landscape mulch. ... In its natural habitat, artillery fungi shoot spores towards sunlight. Lack of direct sunlight will cause the fungi to shoot spores at reflective...