Now this is a great idea and so simple and cheap too. Just use a a dixie cup and you will know if the power went out long enough to defrost your stuff.
Month: April 2015
Silent rooftop wind turbines could generate half of a household’s energy needs
Please take a look at this. http://www.treehugger.com/wind-technology/silent-wind-turbines-could-generate-half-household-energy.html