One can simply use ordinary Propane as an Refrigerant like in your fridge: https://www.green-cooling-initiative.org/network/best-practice/product-indias-first-r

One can simply use ordinary Propane as an Refrigerant like in your fridge: https://www.green-cooling-initiative.org/network/best-practice/product-indias-first-r290-air-conditioner https://www.green-cooling-initiative.org/network/best-practi...