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If you don't have an electric hot-knife, it's possible to heat a (sacrificial) table knife in a flame until it glows, and use that to make the cut against a wooden block. It doesn't need to be sha...
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If you don't have an electric hot-knife, it's possible to heat a (sacrificial) table knife in a flame until it glows, and use that to make the cut against a wooden block. It doesn't need to be sha...