Transmutation

You are the alchemist: medieval mad scientist! All what you have at the start is Air. But then you discover, how to get other elements: Water, Slime, Earth, Rock, Fire and so on! The game has a chain of reservoirs with substances. You can convert substance A to B manually, and then B steadily dissolves back to A. The trick is that while you need X units of A to create 1 unit of B (upwards transmut…