Metallic effects Like Japanese swords PDF Print E-mail


We all know that what makes the Japanese 400 fold swords are some of the best in the world that are hard and hold a sharpen edge better than other swords, it’s has been proposed that this is caused by the alignment of the crystal of the metal but this is an over simplifacation of an answer because they don’t explain why the metal crystallizes in the first place
 

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