On Tuesday, September 8, 2020 at 2:59:00 PM UTC+1, TimW wrote:
What is the point of Aluminium? How does that work?

I am using some old boat primer I found in the back of the shed. It
doesn't even dissolve in white Spirit so it must be good stuff, but why
is it full of glittery aluminium flakes?

TW

Used on oily, resinous or previously creosoted timber before painting.