The Hidden Water We Use

Teacher Guides By Film - Poisoned Waters | Teacher Center | FRONTLINE Video Segment Themes New chemicals from everyday products have been detected in drinking water sources. Testing of treated has shows chemicals are present in “finished” water that is delivered to the tap. Scientists believe these chemicals – referred to as “endocrine disruptors” – has caused genetic mutations in fish. There also aren’t any established safety standards to regulate these chemicals. Discussion Questions Poisoned Waters explores how scientists are finding genetically mutated marine life caused by “endrocrine disruptors”—chemicals from consumer products, pharmaceuticals. Where does waste from our toilets and sink wind up? Go Further Featured Lesson Plan: “What Can Students Do? Web-exclusive Resources: What’s Safe to Eat and Drink?