This article will show how to make a globe lamp using an old fire extinguisher. These extinguishers are known as a soda acid type in case somebody asks you. Basic soda acid type fire extinguisher If you don't happen to already own one, the first thing you'll have to do is locate an old fire extinguisher that looks like the one in the picture. You will have to unscrew the cap on top. If you have trouble getting the cap loose a little squirt of penetrating oil may help. Dump anything that may be in it and rinse it out. Whether you clean it up any more is your option. Antiques are generally left in "as is" condition.