DENVER, Colorado — Engineers Without Borders (EWB) USA announced that seven recipients received grants as a result of its “Chill Challenge,” an initiative to create affordable refrigeration technologies and community ice-makers for off-grid communities in developing nations. These developments will lead to less food waste and improved nutrition for the poor and will also be crucial in delivering vaccines and other healthcare services to disconnected communities. These innovative developers created unique ways to access affordable refrigeration in developing countries.