Sure Chill Keeps Vaccines Cool When the Power's Out
Innovator: Peter Saunders
Chairman of Sure Chill, an 18-employee company based in Tywyn, Wales
Form and function: Sure Chill is designed to keep vaccines at low temperatures in places prone to power outages. The refrigerator’s cooling system, which can work without electricity, uses a layer of ice to keep water around the chamber at a constant temperature.