connect two propane cylinders together with pipe. Put a pressure valve on it for safety purposes. Put a fill valve on top of one and a release valve on the bottom of the other. Connect the release...
Anhydrous ammonia is standard, commercial grade ammonia. The term "anhydrous ammonia" emphasizes the absence of water in the material. Because ammonia boils at -33.34 °C, the liquid must be stored...
Anhydrous ammonia is really just ammonia in fact. "Anhydrous" means without water, and anhydrous ammonia is just pure ammonia without water.
It is to distinguish it from ammonia in water...