Share 'Substitutes for Perc?'

I am interested in learning to make my own ooze, and figured out that the only "right" way is to mix wax with perc in order to obtain a mixture that's denser than water. The other way would be to make the water less dense, but that inevitably means mixing it with flammable liquids such as alcohol, which I don't want to risk.However I have problems obtaining pure perc where I live, and there are f…