Gojo Industries is asking parents, teachers and schools to take the “Kill a Gajillion Germs” pledge towards everyday healthy hand hygiene this school year.  The campaign started on July 15, with moms, dads and school leaders pledging to support healthy habits with the chance to win free Purell, dispensers and hand hygiene educational materials for their school along with individual prizes.   “Moms, teachers and principals all want a healthy school year,” said Kathleen Hooker, marketing directo...