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2. Group 11 element - Wikipedia

   en.wikipedia.org/wiki/Group_11_element

   Silver coins: Silver coins are typically produced as either 90% silver – in the case of pre-1965 US minted coins (which were circulated in many countries), or sterling silver (92.5%) coins for pre-1920 British Commonwealth and other silver coinage, with copper making up the remaining weight in each case. Old European coins were commonly ...

3. Chariot - Wikipedia

   en.wikipedia.org/wiki/Chariot

   The reins were mostly the same as those in use in the 19th century, and were made of leather and ornamented with studs of ivory or metal. The reins were passed through rings attached to the collar bands or yoke, and were long enough to be tied round the waist of the charioteer to allow for defense.

4. Coinage metals - Wikipedia

   en.wikipedia.org/wiki/Coinage_metals

   Gold, silver and bronze or copper were the principal coinage metals of the ancient world, the medieval period and into the late modern period when the diversity of coinage metals increased. Coins are often made from more than one metal, either using alloys, coatings (cladding/plating) or bimetallic configurations. While coins are primarily made ...

5. Silver - Wikipedia

   en.wikipedia.org/wiki/Silver

   The two metals are completely miscible as liquids but not as solids; their importance in industry comes from the fact that their properties tend to be suitable over a wide range of variation in silver and copper concentration, although most useful alloys tend to be richer in silver than the eutectic mixture (71.9% silver and 28.1% copper by ...

6. Ring (jewellery) - Wikipedia

   en.wikipedia.org/wiki/Ring_(jewellery)

   Ruby ring. A ring is a round band, usually made of metal, worn as ornamental jewelry.The term "ring" by itself denotes jewellery worn on the finger; when worn as an ornament elsewhere, the body part is specified within the term, e.g., earrings, neck rings, arm rings, and toe rings.

7. ‘Copper is the new oil,’ and prices could soar 50% as AI ...

   www.aol.com/finance/copper-oil-prices-could-soar...

   Copper is emerging as the next indispensable industrial commodity, mirroring oil's rise in earlier decades, a top commodities analyst said. This time around, new forces in the economy, namely the ...

8. What Do the Olympic Rings Symbolize?

   www.aol.com/olympic-rings-symbolize-144504014.html

   The meaning of the Olympic rings Humans have long used rings or circles as symbols, but the the Olympic rings’ meaning is special. For instance, the five rings represent the five continents that ...

9. Xenon - Wikipedia

   en.wikipedia.org/wiki/Xenon

   In a similar way, xenon isotopic ratios such as 129 Xe/ 130 Xe and 136 Xe/ 130 Xe are a powerful tool for understanding planetary differentiation and early outgassing. [28] For example, the atmosphere of Mars shows a xenon abundance similar to that of Earth (0.08 parts per million [ 97 ] ) but Mars shows a greater abundance of 129 Xe than the ...