Poka-yoke for glass checks
Recognize mistake-proofing opportunities in glass inspection and handling work.
Prevention vs detection Which poka-yoke is stronger? Prefer prevention when the process can support it. Objection Experienced operators do not need a keyed fixture. A glass inspection station has repeated orientation errors during relief coverage. Your line The fixture is not a substitute for skill; it protects skill during fatigue, relief coverage, and abnormal pressure. Treating mistakes as attention problems leaves the same failure path open. It reframes mistake-proofing as process design, not operator distrust. Question What question starts a poka-yoke review? How could this mistake be made impossible, or at least immediately visible? Ask this at the point of…
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