- A major defect if pronounced (A penetration deeper than the outer layer).
- A minor defect if slight (A penetration only the outer layer).
An abrasion is a scratch through any of the layers of the package.
- The pouches were manually scraped on the retort racks, other equipment or other pouches.
- Pouches rotated or shifted over top of one another (for example, if unrestrained in retorts or in bulk packaging).
- Plastic was left on the sealing bar from previous sealing.