Israeli Roee Magdassi (a student at the Bezalel Design Academy in Jerusalem) has designed the Stakes camping grill that folds up to the size of a paper towel when not in use. His IDF service inspired him to make a lightweight alternative to the ones he had to carry in his army backpack.
http://www.wired.com/design/2014/01/israeli-soldier-develops-grill-for-recon-missions/#slideid-386291