Rainbow Sheen on Deli Ham? How to Know if It’s Safe or Spoiled
It’s a familiar moment at the deli counter: you peel back the plastic on a fresh pack of ham, only to see a shimmering rainbow across the slices. Bands of green, purple, and blue ripple over the pink surface, looking more like a chemical spill than lunch. For many, this dazzling display is enough to … Read more