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Making a homemade carbon fiber hydrofoil and kiteboard is really impressive

I know next to nothing about kiteboarding and have a negative amount of knowledge when it comes to making your own carbon fiber hydrofoil and board but after watching Mat put together his gear, I felt like I’ve learned everything. There is so much cutting and sanding and drilling and layering the carbon fiber and…

It's Safer To Cheat At Poker When You're Playing With Bullet-Proof Cards

Everything looks cooler when made from carbon fiber, and that even applies to a deck of playing cards. But Sly Kly wants to take things one step further by engineering decks of cards made from both carbon fiber and kevlar—the same magical material that helps make vests bullet-proof. So the next time you decide to…

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Here's how much stronger carbon fiber is compared to steel in one GIF

What you're looking at is a carbon fiber drive shaft and a steel drive shaft being twisted with force until they break. As you can see in this torque test between the two, the carbon fiber shaft doesn't budge (that's not a still image, folks) while the steel shaft cork screws itself and becomes deformed under the same…