Light bulb vs. Liquid Nitrogen
So incandescent lightbulbs are often made with a tungsten filament and the surrounded by arguing gas, to keep the tungsten from burning when it gets so hot it glows. And…
Not a Ruben’s tube
So it’s not a Ruben’s tube, but what is it? Well, like a Ruben’s tube, it’s a metal container (cookie sheet) with evenly spaced holes in it. And we pump…
Soldering
When it comes to electronics, soldering is essential. You can only go so far until you have mastered learned how to solder at lease little. More essential than a screw…
CNC Machine
I made my own CNC or Computer Numerical Control machine. I started with nothing but a set of plans I downloaded from the internet and only a vague idea of…
World’s Largest QR Code
At the time Hackerspace Charlotte created the World’s Largest Permanent QR-Code! We even got it certified by the Guinness Book of Worlds Records. Years later the paint is starting to…
Froot
Carbonated fruit? Of course! But if you happen to break a bunch of glass vessels in the process of pressurizing the C02 and you want to research other pressure vessels…
