To back up his theory of ice pellets, Scheibner played for his audience audio of the crash picked up by a nearby security camera. “That’s ice pellets. Ice pellets will do that. “Ice pellets are your worst enemy. That was ice pellets.”“Those ice pellets will cling to those metal wings just like that,” he said, snapping his fingers, “and it’s very rare that deicing fluid can take care of that.