Filling the air conditioning with a homemade method. Most of the gases that expand cause the temperature to drop. Only some of them are used in air conditioning. You can buy the mini vacuum pump kit here: https://s.click.aliexpress.com/e/_ANDX1F See also my videos from LPG air conditioning tests: https://www.youtube.com/watch?v=wzyP7KF4EEE https://www.youtube.com/watch?v=sBQ_uZ6vQpU https://www.youtube.com/watch?v=wueKXQc99Nc https://www.youtube.com/watch?v=YhjoNtiACrI https://www.youtube.com/watch?v=nrHpPYEaou8 https://www.youtube.com/watch?v=6ulsvnx94S8 Pobrane z […]