Why the gas gas bottle beneath your grill gets cold to the touch as you’re cooking is since it’s absorbing heat from the outside atmosphere. Heat energy is converted to electric charges by use of a device known as a charge regulator. These are basically little catch cans having a handle on the top. These regulators control the flow of electric current, so that the liquid inside does not get extremely hot, thus maintaining the temperature controlled.

Why My Propane Gas Bottle Under My Grill Gets Cold To The Touch