Business Green: The Coca-Cola Company has announced that it will have switched entirely to hydrofluorocarbon (HFC)-free vending machines by 2015, in a move designed to reduce direct greenhouse gas emissions from the equipment by 99 per cent. The announcement, made jointly with Greenpeace, is the culmination of work between the two organisations designed to identify an alternative to the potent HFC greenhouse gas. The company said it will now use hydrocarbons to refrigerate smaller equipment, …