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Why does silver turn black when coating of |
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Answer» Answer: Sterling silver turns dark or STAINS because of a chemical response caused by contact with sulfur or HYDROGEN. A FOOD or ordinary things containing sulfur can CAUSE discoloring, but even dirtied air can turn sterling silver dark. Sterling silver turns dark or stains because of a chemical response caused by contact with sulfur or hydrogen. A food or ordinary things containing sulfur can cause discoloring, but even dirtied air can turn sterling silver dark.It's stain - a sulfur response in the metal. Happens to all silver, but it's worst on a few PEOPLE in light of the fact that the skin accelerates the chemical response. |
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