Pulled deli ham from the fridge and noticed a rainbow-like shine on the slices. Is that normal?

the refrigerator at temperatures below 40°F (4°C) to slow bacterial growth. Using airtight containers or wrapping the ham tightly in plastic wrap can help maintain freshness and prevent contamination.
It’s also important to pay attention to the expiration date and consume the ham within a few days of opening the package. Leaving the ham exposed to air or storing it at higher temperatures can accelerate spoilage, leading to unpleasant odors and textures.
9. When to Toss the Ham and When It’s Safe to Eat
Determining when to toss deli ham depends on a combination of visual, olfactory, and tactile assessments. If the ham shows any signs of discoloration, mold, or off-putting odors, it should be discarded immediately. A slimy or sticky texture is another indicator that the ham is no longer safe to eat.
Conversely, if the ham’s only unusual feature is its iridescent sheen, and it otherwise