Double Cooked: Jompy Stove (Kenya) The Jompy Stove is a lightweight and inexpensive stove-top device that rapidly heats water. It sits between a cooking pot and an open flame. Invented by David Osborne, a plumber from Scotland, this incredibly simple technology could save millions who die from drinking contaminated water. Burn after Eating: Rice Husk Bio-power (India) In the state of Bihar in India, an estimated 50,000 villagers are lighting up with bio power. Husk Power Systems is using an innovative technology mix to run off-grid mini-power stations fired by rice husks—a by-product that would otherwise be thrown away and release methane as it rotted. In a Nutshell: Universal Nut Sheller (Malawi) On a visit to women's cooperative in Mali, West Africa, engineer Jock Brandis, founder of the Full Belly Project, noticed that they were still shelling peanuts—the most important local cash crop—by hand. A year later he was back with his specially-designed Universal Nut Sheller which helped the women process five times as many peanuts.