The Strange Thing About Grinding That Might Surprise Many People Is That You Can Grind Things And Shape Them Using Materials That Are Generally Somewhat Softer Than The Thing You're Grinding And Shaping.
-Bill Nye
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The Strange Thing About Grinding That Might
Bill Nye
The Strange Thing About Grinding That Might Surprise Many People Is That You Can Grind Things And Shape Them Using Materials That Are Generally Somewhat Softer Than The Thing You're Grinding And Shaping.
