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White gold is an alloy of gold and at least one white metal (usually nickel, silver, platinum or palladium). [4] Like yellow gold, the purity of white gold is given in karats. White gold's properties vary depending on the metals used and their proportions. A common white gold formulation consists of 90% wt. gold and 10% wt. nickel. [3]
In Western Europe, the solidus was the main gold coin of commerce from late Roman times to Pepin the Short's currency reform in the 750s, which introduced the silver-based pound-shilling-penny system. In Late Antiquity and the Middle Ages, the solidus also functioned as a unit of weight equal to 1 ⁄ 72 Roman pound (approximately 4.5 grams).
100 Gilding metal (ASTM B36) Cu 95.0, Zn 5.0 Cold-rolled 50 56 5 114 Coins, bullet jackets: Cartridge brass (ASTM B14, B19, B36, B134, B135) Cu 70.0, Zn 30.0 Cold-rolled 63 76 8 155 Good for cold-working; radiators, hardware, electrical, drawn cartridge cases. Phosphor bronze (ASTM B103, B139, B159) Cu 89.75, Sn 10.0, P 0.25 Spring temper ...
The United Kingdom slipped into a gold specie standard in 1717 by over-valuing gold at 15 + 1 ⁄ 5 times its weight in silver. It was unique among nations to use gold in conjunction with clipped, underweight silver shillings, addressed only before the end of the 18th century by the acceptance of gold proxies like token silver coins and banknotes.
Letsile Tebogo set the world junior record in the 100 metres with a time of 9.94 at the 2022 World Athletics Championships, [175] and, as of 2024, holds the 100 metre and 200 metre world's third-best time of 30.69 seconds. [176] On 7 August 2021, Botswana won the bronze medal in the Men's 4 × 400 metres relay at the Olympics in Tokyo.
The 100-point scale is a percentage-based grading system. In a percentage-based system, each assignment regardless of size, type, or complexity is given a percentage score: four correct answers out of five is a score of 80%.
The 1991 UK census was the first to include a question on ethnicity.As of the 2011 UK Census, the Office for National Statistics (ONS) and the Northern Ireland Statistics and Research Agency (NISRA) allow people in England and Wales and Northern Ireland who self-identify as "Black" to select "Black African", "Black Caribbean" or "Any other Black/African/Caribbean background" tick boxes. [2]
This is an accepted version of this page This is the latest accepted revision, reviewed on 3 January 2025. Film series This article is about the film series. For the franchise as a whole, see Pirates of the Caribbean. Pirates of the Caribbean Directed by Gore Verbinski (1–3) Rob Marshall (4) Joachim Rønning (5) Espen Sandberg (5) Screenplay by Ted Elliott (1–4) Terry Rossio (1–4) Jeff ...