When you push or pull with a simple machine, you are applying a force and doing work. And, if you get more force out of a machine than you put into it, then that machine has a mechanical advantage.
The Francis! Francis! X1 espresso machine in its assembled state. (Credit: Samuel Leeuwenburg) Recently, [Samuel Leeuwenburg] got his paws on a Francis! Francis! X1 (yes, that’s the name) espresso ...
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