Exposure to light and oxygen causes oxidation to take place, which causes the breaking down of color pigments formed during the curing process. For example, cured raw pork is gray, but cured cooked pork (e.g., ham) is light pink.
Although not a perfect test, your senses are usually the most reliable instruments to tell if your ham has gone bad. Some common traits of bad ham are a dull, slimy flesh and a sour smell. The pink meat color will begin changing to a grey color when ham has spoiled.
If your meat is turning an unhealthy green, gray, or black color that's a sure sign it's gone bad. While ham is usually cured in a way that makes mold unlikely, if your meat ever starts to grow mold, it's time to get rid of that science project. Throw the meat away and fully clean the container that it was stored in.
What gives sliced ham that iridescent sheen? The nitrate-modified iron content of the meat undergoes a chemical change that alters the hams pigmentation. This effect can also be seen in sliced beef, such as roast beef. It is not an indication of spoilage.
What gives sliced ham that iridescent sheen? The shiny, greenish, rainbow like color on sliced ham is a sign of oxidation that occurs when the meat is exposed to the metal on a knife or slicer. The nitrate-modified iron content of the meat undergoes a chemical change that alters the hams pigmentation.
If your meat is turning an unhealthy green, gray, or black color that's a sure sign it's gone bad. While ham is usually cured in a way that makes mold unlikely, if your meat ever starts to grow mold, it's time to get rid of that science project. Throw the meat away and fully clean the container that it was stored in.
What gives sliced ham that iridescent sheen? The shiny, greenish, rainbow like color on sliced ham is a sign of oxidation that occurs when the meat is exposed to the metal on a knife or slicer. The nitrate-modified iron content of the meat undergoes a chemical change that alters the hams pigmentation.
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