You never know when a disaster might strike, so it is important to have backup equipment. For example what could be a stove? Here a simple soda can can do the job.
You would fill the bottom half with perlite to promote a wick effect. press the top half of the can intot he bottom. Lastly put pinholes around the outer edge for the flam to escape. You will put one pinhole in the center of the top for filling the can with fuel such as methanol. No more than a tablespoon is needed, Once filled a coin will be placed over the hole to force the flame to the outside pinholes. Use an instant spark starter lo light the unit.
You also could choose the more traditional wood burning stove.