temperature-control microwave

what about a new generation of microwave ovens where instead of setting the watt and time you set the temperature for the food to heat up to or cool down (defrost mode). it would be more efficient, easier to use and help avoid overheating.

http://www.thinkaloo.com

self-heating lunch box

slot in batteries and heat it up. use a solar backpack to recharge the batteries when they run out.

http://thinkaloo.com