1. 
   Poka-yoke
   More broadly, the term can refer to any behavior-shaping constraint designed into a process to prevent incorrect operation by the user.{Citation needed|date=May 2009} Similarly, a constraint that is part of the product (or service) design is considered DFM or DFX. == Implementation in manufacturing...
   Found op http://en.wikipedia.org/wiki/Poka-yoke
   
   
2. 
   poka-yoke
   poka is Japanese for 'inadvertent mistake'. Yokeru is Japanese for 'to avoid.' It is often used as a synonym for ZQC, error-proofing, or mistake-proofing.
   Found op http://www.mistakeproofing.com/glossary.html
   
   

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