Metal too 'gummy' to cut? Draw on it with a Sharpie or glue stick, science says
Your everyday permanent markers, glue sticks and packing tape may offer a surprisingly low-tech solution to a long-standing nuisance in the manufacturing industry: Making soft and ductile, or so-called 'gummy' metals easier to cut.from Latest Science News -- ScienceDaily https://ift.tt/2JzOc2t
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