How big is the valve business? Bigger than you might think. According to the Valve Manufacturers' Association (VMA), the U.S. industrial valve industry logs sales of approximately $2.7B. Biggest markets include the petrochemical, chemical, construction, and petroleum industries. Though the industry is big, VMA classifies most valve manufacturers as small to medium size businesses. Collectively, they employ 20,000 people in both manufacturing and support functions.
A make-your-own Star Wars Sith Lightsaber hilt is heftier and better-looking than most others out there, according to its maker, Sean Charlesworth. You can 3D print it from free source files, and there's even a hardware kit available -- not free -- so you can build one just in time for Halloween.
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