I bet it is hydrogen peroxide. I am tempted to try florescene dyes in combo with the peroxide but just haven't gotten around to it as most of the game I shoot drops within sight.

Last edited by Tejano; 12/03/18.
"When you disarm the people, you commence to offend them and show that you distrust them either through cowardice or lack of confidence, and both of these opinions generate hatred." Niccolo Machiavelli