Which term is NOT used to identify FOD designated areas?

FOD Non-restricted is the correct choice as it does not align with the terminology typically used to describe areas designated for Foreign Object Damage (FOD) prevention practices. The terms FOD Sensitive, FOD Critical, and FOD Controlled indicate levels of concern regarding foreign objects in specific areas or situations.

FOD Sensitive areas are where the presence of foreign objects can pose a risk to operations or personnel; FOD Critical areas are those where the risk is significantly heightened, often due to equipment or operational sensitivity. FOD Controlled areas refer to places where stringent measures and practices are in place to manage and minimize the presence of foreign objects.

In contrast, the term FOD Non-restricted implies a lack of specific control or concern over foreign object presence, which is contrary to the very intent of implementing FOD management practices. Thus, it is not a recognized designation within the FOD management vocabulary.