How to see invisible UV Light – Easy At-Home Science

Hi, I’m Tech Adams Today, I wanted to show you this. To the naked eye and to the camera, this piece of glass appears clear, but it’s not. Oohh, see how clear. In order to show that it’s not clear, I need three things. A black piece of card, a yellow highlighter, and an ultraviolet […]

Liquid Welding Pen (Bondic)

Bonding is important, but there’s a right way to do it and there’s a wrong way. OK, everybody, hi! I want to introduce myself. My name’s Jeff from corporate. Now come over here and we’re going to form a hug train. That’s it. Everybody, front to back, I’ll be the caboose. I’ll get a hug, […]