Make a crystal cell battery.
Get 1 rod of solid magnesium about 1" in diameter and 1 to 1.5" long. (Check Amazon, Ebay, or your favorite site for odd stuff. I think an electric hot…
My adhoc alcohol heater results
I thought it might help to make an adhoc alcohol heater with items around the house, considering many areas of the US and UK are seeing very cold temperatures. It's…
Electric hover mower
There is a decoration in Fallout 4 which looks like a hover mower. But it's based on a real mower. Home Depot sells an electric hover mower! https://www.homedepot.com/p/Sun-Joe-11-in-10-Amp-Electric-Hover-Walk-Behind-Push-Mower-MJ-HVR12E/311549915 This guy…
DIY sanitizing gels analyzed by PhD in chemistry.
TLDR: Almost all of them are ineffective. Sanitizing gels must END UP with at least 60% alcohol and most do not do that. So here's the recipe that works. 8…