Title: A Critical Resource for Quality Control, But "Exclusive" Access is Often a Red Flag

Kael frowned. "So? 12 plus 8 is still over. 20 microns over."

a margin (guard band) that accounts for measurement uncertainty. Effectively, the acceptance zone is smaller than the total tolerance. Nonconformity (Failing):

By default, it places the "burden of proof" on the party making the claim (e.g., the manufacturer must prove it is good; the customer must prove it is bad). Where to Access the Full Standard

Reduces Commercial Risk: Prevents costly disputes between suppliers and customers by standardizing how to handle borderline measurements.

Key Concept: It moves beyond simple pass/fail by requiring "proof beyond a reasonable doubt" for both conformity and nonconformity. The Three Operational Zones