Today's Environment Show 752

Solar cells that absorb energy from sunlight, Nitrogen may increase the longevity of food on supermarket shelves, Recycling sawdust to produce charcoal, liquid smoke and fuel, A water purification system that can be operated from with a computer, Cleaning product that uses no phosphates and and only biodegradable cleaning agents, New system to destroy hazardous waste and emits less exhaust than that of a car.