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73.
“Ever see a manhole cover in any other shape than round? That's not by accident. If covers were any other shape, like square, it would be possible to accidentally drop one thru the hole when removing it.” Steve VanLiew I have successfully searched the web for the existence of non-round manhole covers, but if I were in the sewer below them, I would most certainly watch out for falling manhole covers!
74.
75. 76. 77. 78. 79. more soon...Seen a cool example?... send it to me
80. Well, I hope you enjoyed theese examples and have a better idea about the range and diversity of mistake-proofing approches that can be employed to make your processes and products better. Written permission to use these examples can be obtained by writing a short request with your name and company affiliation. Generally, I am willing to extended permission free of charge, if you will include a reference to mistakeproofing.com in your document or presentation.
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