Woodworking, Statistical Mechanics, Science, Philisophy, Experimental Philosophy.
flames might be an analogy to the work needed to unmix two gases. Suppose you have two ideal gases in a cylinder, thoroughly mixed, and you want to unmix them by forcing two pistons together, one permeable to gas A, one to gas B as seen in the diagram below: It turns out that it takes 1717.5 Joules