Once more, this comes down to the unsafe of inhaling the flavoring vs . ingesting it. For buttered popcorn, the chemical that produces the scent/flavor is diacetyl, which is one you should stay away from.The origin of your word "Groos" in ELO's hit song "Mr. Blue Sky" can be traced again to some rather unanticipated supply. Jeff Lynne, the mastermi… Read More