#13: Rubber tires make a car safe from lightning
This explanation was repeated so often that generations of drivers can recite it: stay in the car because the rubber tires insulate you from the ground. The advice and the explanation got mixed. A fully enclosed, hard-topped metal vehicle can indeed provide much safer shelter during a thunderstorm, but the tires are not the reason. The metal body helps conduct electrical current around the occupants and toward the ground, provided passengers avoid touching conductive surfaces.

