Since you are not interested in any of the conventional methods, i am gonna suggest an unconventional one here. How to boil water without fire. The Heatstick Boils Water Without Needing Any Pesky Fire.
The water stays very hot and makes fine tea and instant noodles. Temperatures over 1degrees for 500+ showers heated by one small. I have on many occasions found myself without hot water.
One of the simplest methods of heating food without power is food.
Engineer7has an ingenious setup where he can easily heat water without using. Magic Cook, Cook without fire. The fire heats up the coil to several hundred degrees, and as water flows.
Quicklime fireless cooking, slaking lime with water for heat without fire. Improve your heating and hot water system to deliver the greatest efficiencies. Most times for heating water like this they would just use rawhide that had. Posts about How To Heat Water Without Electricity written by CAFelegi.
The steam is released into the air, the particle falls back into the cooler water and sinks back down until it begins to absorb sunlight and heat. Natural gas burns blue when it has the right amount of oxygen.
BLEVEs without chemical reactions. Flameless Heating System allows for cooking without the fire. The future of catering and food service heating , is Heating Without Fire ! Less setup time, no water , no fire, perfect heat.
IT TAKES the same amount of energy to heat one litre of water no matter which method of heating used. I can just throw right on the fire ? The only difference in the methods is the amount of time.