Lisa Cohn of RealEnergyWriters interviews two University of Utah students who invented a portable cook pot that doubles as a thermoelectric generator, primarily to charge cell phones. They raised $126,000 on Kickstarter and created a startup, Power Practical, which aims to sell the product in developing countries, as well as its existing (mostly camping) markets. Interviewed are Power Practical's marketing director, Riley Swenson and David Toledo,co-founder.