Originally Posted by Trainman2001:
I'm going to figure a way to darken them for the yard tracks. I'm going to try using a heavy alcohol/India Ink wash as the wetting agent. On my trial piece it did darken it a bit. They make black granules, but the roofing supply place where I purchased this didn't stock it.
Put them in a jar with the I/A, shake, and strain. That will darken them up nicely.
