Tried googling but can't find it. There was a study not so long ago. The alcohol will kill all the bacteria, but the first to return are all the nasties, and t

Tried googling but can't find it. There was a study not so long ago. The alcohol will kill all the bacteria, but the first to return are all the nasties, and there aren't any good bacteria to keep them in check. You basically destroy the balanced ecosystem on your hands.