How to make a spot (contact) welding

Hi my dear friends! In today’s video I’m going to show you a great idea of making a simple contact welding device, it’s often called a spot welding. In order to make such a simple welding device we need an accumulator. I’m going to use an accumulator for 12 Volt and 60 A. We also

How to make fire from AA battery

Hi everybody! Today I’d like to tell you how to get fire from AA battery. We need AA battery, scissors, a piece of cotton, I’ve got unrefined cotton, and a foil. It should consist of two parts: paper and foil. You may take such foil from cigarettes or chewing gum plates pack, wrapped in half