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Mysteries of Science
Mysteries of Science is authored by Dr. Ken Gilleo
Dr. Gilleo is a chemist, inventor and general problem solver.
Ken's been tracking industrial forensics and collecting case histories for decades. These cases are taken from the vast world of industry and commercial enteprise. We hope you enjoy these case histories and you need not be an engineer or scientist to understand the problem and to appreciate the solutions. For more information visit www.et-trends.com |
Lock Lubricant Causes Quality Problems
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Details The manufacturing plant in this mystery made cylinder locks. One step in the operation was to coat the various lock parts for with a light oil spray to provide a long-lasting lubrication to ensure that the locks would function smoothly for years. The oil was dissolved in solvent so that a very fine film would remain on the parts after the solvent evaporated. The process worked well for many years until a new supervisor arrived. He was from Japan and he was not too happy with the procedures and habits compared to what he was accustomed to in Japan. Cick the Download link for the rest of the story |
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