Got an old air conditioning compressor lying around? And some engineering skills? Why not turn that thing into a real, working internal combustion engine? That's what one YouTuber did, and the result ...

We like this one because it has a real Junkyard Wars feel to it: turning a cast-off fridge compressor into a two-stroke internal combustion engine. [Makerj101] is doing this with tooling no more ...

In principle, air conditioners and refrigeration units don't produce cold air. These systems transfer heat from one place to another and therefore reduce temperature in a confined area (passenger ...