If you’re like us, you have at least a little collection of beloved Hot Wheels cars on display at home or in your office. While they’re great to look at, that’s probably about all you do with them. But a company has developed a way for adult gearheads to play with their toys: a small wind tunnel. This guy’s Hot Wheels collection is worth millions. Also fitting on your desktop, the Fun-Tech lab wind tunnel, called Windsible, allows you to observe the aerodynamics of your favorite small cars. The
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