It may not be a “phased plasma rifle in the 40-watt range,” and it doesn’t even use plasma in the strict definition, but it’s pretty cool nonetheless. It’s a propane-powered bottle ...

A FoxNews.com investigation reveals that a popular recreational pellet gun can be converted easily to a real semi-automatic weapon ... without the paint, the propane-powered airsoft guns are ...

In some instances, the rifle just produces a flame or some ... so I used the same concept to build a propane powered cannon. This is honestly the best gas cannon I’ve ever used, it is just ...

The Backyard Scientist over on YouTube has created an awesome propane-powered golf ball cannon or rifle, that is capable of firing a golf ball further that you can see, and is very easy to ...