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A steak knife made from wood that is 23 times as strong as steel
The sharpest knives are made of steel or ceramic, both are man-made materials that must be forged in furnaces under high temperatures. Now, researchers have developed a potentially more sustainable way to make sharp knives: using hardened wood.
βhttps://www.dailymail.com/video/sciencetech/video-2528523/Video-steak-knife-wood-23-times-strong-steel.html
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