12PuzzleSolution“Overlubrication means trouble,” is the hidden message in the puzzle in the December 2015 issue of Electrical Apparatus. 

Note: We apologize for misspelling “brinelling” in the List of Terms for this puzzle — The spelling, with one “n,” is correct in the puzzle itself. Thank you, sharp-eyed reader Michael Jordan of Shelby Electric Co., Inc.  for calling the error to our attention. 

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