2024-04-14|Sunatori's Coloured Sterling Silver Utensils
Potential Discovery or Invention
Here is a Lucky Wood Spoon made of sterling silver which is alloy composed by weight of 92.5 % silver (Ag) and 7.5 % other metals, usually copper (Cu). When sterling silver is tarnished, thin film interference generates colourful effect.
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Sunatori, Go Simon
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GS.Sunatori@HyperInfo.CA
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Copyright/Droit d'auteur © 1995-2024 by/par
HyperInfo Canada Inc.
All rights reserved./Tous droits réservés.
Produced in Canada./Produit au Canada.
ISBN 978-0-929105-04-8
2024-12-17T21:01:01.000Z
