Middle-School Teacher Who Was Being Poisoned by Her Students: 'A Lot of Them Aren't Too Keen on Math' Neetzan Zimmerman · 03/29/13 09:38AM A middle-school teacher in Virginia says she had no clue she was being slowly poisoned with hand sanitizer that was being surreptitiously added to her tea by two of her students, but says she has been feeling ill for some time.