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SILVER TARNISH<br />
Silver reacts with hydrogen sulfide in atmosphere<br />
Silver metal reacts with hydrogen sulfide in atmosphere to form thin coating of silver sulfide on surface. The surface layer of the silver metal has corroded, sealing and preserving the silver metal below.

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SILVER TARNISH
Silver reacts with hydrogen sulfide in atmosphere
Silver metal reacts with hydrogen sulfide in atmosphere to form thin coating of silver sulfide on surface. The surface layer of the silver metal has corroded, sealing and preserving the silver metal below.

Copyright:© 1988 Chip Clark - Fundamental Photographs

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