I purchased 10 Campbell's soup products from Walmart and 1 when opened had strange growth on top of silver film and under red cap. The one that showed this problem was a Campbell's soup at hand soup. After inspecting the soup with the gross odor and strange mold substance on top, I discovered that the expiration date was long past. I purchased the soup on Feb 26, 2011 while the date on the bottom of the soup was Aug 11, 2010. This is exactly what should never happen. All the other soups I purchased were not past expiration. Walmart... read full review »