[sinbin5t]

Originally Posted by Hanuman

For cleaning the crap off, I used a stiff hand brush first, for the bulk/worst of the remaining foam. Then brown packing tape- run a short strip of tape onto the foam. Peel off, repeat. Time consuming, but it helped stop the stuff blowing around too much, too.

I used largely the same process (tape) to collect all the fallout that had migrated around the car interior.

Good tip