Why Edison Electric Lights Aren't Harmful to Health

When they first had electric lights, Edison's ones, you would have them in a building. And so there would be a sign off and next to them warning people not to try and light the light bulb with a match. The use of electricity for lighting is in no way harmful to health, nor does it affect the soundness of sleep. If you leave the lights on all night, you're going to have your sleep effect. They didn't know at the time. It was a lie. He didn't Lights on all night in Sonya. I didn't know why you had to have a light bulb. Like, why you needed the glass, basically. Well, it's because