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Hace 5 días · About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features NFL Sunday Ticket Press Copyright ...
Hace 4 días · One of the key components in many liquid filtration systems is the cartridge filter. This article explores the design, functioning, and applications of cartridge filters in maintaining liquid purity and quality. What Is a Cartridge Filter?
Hace 3 días · A steroid is an organic compound with four fused rings (designated A, B, C, and D) arranged in a specific molecular configuration. Steroids have two principal biological functions: as important components of cell membranes that alter membrane fluidity; and as signaling molecules.
Hace 2 días · Platinum is a member of the platinum group of elements and group 10 of the periodic table of elements. It has six naturally occurring isotopes. It is one of the rarer elements in Earth's crust, with an average abundance of approximately 5 μg /kg. It occurs in some nickel and copper ores along with some native deposits, mostly in South Africa ...
Hace 2 días · Karats are a measurement of the purity of gold, with 24 karats representing pure gold. The remaining karat values indicate the proportion of gold to other metals in the jewelry piece. For example, 18 karat gold contains 18 parts gold and 6 parts of other metals, making it 75% gold. The historical significance of karats dates back to ancient times.
925 = Sterling silver = 92.5% pure. It works for any jewelry marking 😉. I guess you need to Google Jewelry; Makers Marks and see if you can include the location you are in? That ain’t nothin’. Throw it in the fire and watch the runes show up! Usually a craftsmans mark of work. Fyi, you can Google that, and it will tell you. 17 votes, 17 ...
