a goo? then crystallized? lol, guess I will make sure to keep an eye on them.
Don't worry, it took several months of sitting to reach a gooey stage. And it's perfectly fine to reuse Simple Green. Just strain it before you put it away because there will be little flecks of paint sitting on the bottom.
“Violence, naked force, has settled more issues in history than has any other factor.”
― Robert A. Heinlein, Starship Troopers