Main Page | See live article | Alphabetical index Cheddite is an explosive compound used as a primer for shotgun cartridges. It contains 90% potassium chlorate, 7% paraffin, 3% petroleum jelly, and traces of carbon black. Cheddite was also a fictional substance described in a comic science-fiction novel by Harry Harrison. It was made by irradiating Cheddar cheese, and enabled faster-than-light travel. This article is from Wikipedia. All text is available under the terms of the GNU Free Documentation License.