When the zombiepocalypse comes you’re not going to want to run out to the store for more ammo. But you can always reload great grandpa’s musket with some homemade gunpowder. All kidding aside, the ...

Making gunpowder is a bit like cooking, except more explosive. Gunpowder makers in the 14th and 15th centuries used black powder brought to Europe from China, then mixed its three ingredients together ...

More than 1,000 years ago, most likely in China, someone made the serendipitous discovery that a mixture of sulfur, charcoal, and potassium nitrate burns with startling speed and flash. The mixture, ...

Smoke is a useful thing, whether you want to hide from enemy combatants or just make a big scene at a local sporting match. Smoke devices have lots of applications, many of which will likely cause a ...