Someone on Linkedin wrote about the distinction between these 2 terms: Defect Defective I actually see a lot of confusion around them. What does the standard say? ISO 2859-1 includes these definitions: Defect: non-fulfilment of an intended usage requirement Nonconformity: non-fulfilment of a specified requirement (Note: In some situations specified requirements coincide with customer usage requirements) Nonconforming item: item with one or more … [Read more...]
Defect List vs. Checkpoint List
I noticed many people confuse two things: the list of potential defects, and the list of checkpoints to follow during an inspection. What I see very often is a list of potential defects, but no list of checkpoints. There are 2 main problems with this: The inspector has no structure to follow. When random sampling is used, the inspector should NOT count every problem he finds as a defect. If he checks a point on the full sample size (for example on 200 pcs), that's fine. But this is … [Read more...]