. . "amme (UNEP), launched Refrigerants, Naturally!, a global not-for-profit initiative committed to promote a shift away from harmful fluorinated gases toward natural refrigerants, with a focus on their point-of-sale cooling applications.Natural refrigerants are naturally occurring substances, such as hydrocarbons (HC), carbon dioxide (CO2), water and air; when used as refrigerants, these substances d" . . . .