Thermoelectric Fan Powered by a Candle Better writeup than many. Looks good due to heatsink used. A Thermoelectric generator powered by a tealight. It started as an experiment of how much power I could get from one candle. But I liked the idea and it wo
I want this to be my arrow fletching pattern (each of us in the family have a different one so we can know who's arrows are whos by sight.) Sure I would have to replace my quiver's currently 14 arrows.
A permanent practice range can make your targets last longer and improve your shooting- build plan. Outdoor shooting is illegal in my city, but I could put something like this in my garage for practice.