Safe water management onboard any ship is a challenge, a challenge magnified exponentially onboard the world’s largest cruise ships with thousands of passengers and crew in close quarters. Just last month it again made global headlines as Royal Caribbean’s Explorer of Seas was forced to cut its 10-day cruise short due to an estimated 700 passengers dropping ill with a with a gastrointestinal illness. Keeping quality water flowing, passengers and crew healthy is a priority for the cruise lines…