Every now and again eCORP Stimulation Technologies, or "ecorpStim" as they are known, pokes its head up to say, "Hey, we're still here and we still have a great non-water-based fracking solution!" To which we always say, "Great!" However, non-water-based solutions have a common problem: they're really expensive. ecorpStim's technology uses non-flammable liquefied propane as