Conversion. Floor waxer plant. Formerly producing floor waxing and polishing machines, this small Eastern factory is now one of the America's myriad plants devoted to production of small machine parts for war purposes. Foreseeing possibilities of shortage of aluminum (necessary for polishing equipment), this factory's owner sought defense subcontracts many months ago, he is now operating twenty-two hours a day with a crew of thirty workers, a distinct improvement over his previous eight hours, three-worker days. Floorola Products Inc., York, Pennsylvania