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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 |
Pennies Converted To Dimes
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Details Mike, the Coke machine vendor, was dumping a big bag of change into a coin sorter when he noticed that several of the dimes would not find into any of the sorting machine slots. Closer examination revealed that they weren't even dimes. He wasn’t sure what he had. The coins looked like a silver penny about the size of a dime. After looking under a magnifying glass, he was convinced that these were thin pennies that had been silver coated. Cick the Download link for the rest of the story |
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