Human Folly about “sharpies”

index

• Coatings show promise in improving machinability of gummy metals (mmsonline.com):

  #machining #wtf #sharpies

  on 02021-12-19
• Metal too gummy to cut draw on it with a sharpie or glue stick, science says (purdue.edu):

  #machining #wtf #sharpies

  on 02021-12-19