Water is a weird substance. Think about it, unlike most other substances, it expands when it becomes a solid. This is the reason pipes can burst in the winter, and why placing a beer bottle in the freezer is a bad idea. To make things even weirder, it is slippery when it's a solid and not for the reason you'd think. This brings us to a motor-less pump called a hydraulic ram pump. This type of pump does not use a motor, and no, it does not "generate"...