Renewable EnergySurvival Roasting Melting Burning & Superheating Stuff With Fresnel Lens By Eric - 11/17/2017 Pinterest Facebook Twitter Google+ Print StumbleUpon WhatsApp Email Tumblr ReddIt WARNING! DANGER! DO NOT ATTEMPT! DON’T DO THIS AT HOME! Ok, now that that’s out of the way, check this out. Why post this…? Because the heat generated from this Fresnel lens could be captured and turned into energy to power your home.