Copper Pipe Alcohol Lamp

The Pop-Pop Steamboat in MAKE Volume 28 calls for using small tea candles for the engine’s heat source, but I found that it didn’t work very well. So I decided to make this small alcohol-burning lamp instead, and it significantly improved its performance. In this project I will go over... Read more »

The Fire Piston

Carl von Linde was dead tired. The eminent engineer, considered the father of the modern refrigerator, had just returned to his home in Germany from a lecture tour that took him to, among other places, Malaysia. This being the late 19th century, the voyage had taken months. Von Linde had... Read more »