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Sapphire is a high-purity and high-density, single-crystalline form of aluminum oxide that may contain chromia, titania, yttria, or other dopants. Sapphire is usually transparent or translucent.

Aluminum doesn’t solder well, and that’s because of the oxide layer that rapidly forms on the surface. [Ted]’s solution is to scour the aluminum with some mineral oil. The goal is to scrape ...

Sodium aluminate forms through the chemical reaction of aluminum oxide with sodium hydroxide and water, as follows: The residues sink gradually to the bottom of the tank and are later removed. In the ...

The process for creating aluminum foil in the factory is pretty interesting and the whole explanation behind the shiny versus dull side comes from the process of creating the foil in the first place.

Aluminum naturally forms an oxide layer on its surface when exposed to air. Anodizing in an electrolytic cell creates a thicker oxide layer that makes the part more resistant to corrosion and wear.

Then, the aluminum reduces the iron oxide to just iron. With minimal effort ... This grayish film leaves the utensils looking dull and lifeless. Fortunately, you can quickly restore the silverware ...

Kosas was founded back in 2015 by Sheena Zadeh, who used her biological sciences degree to create cosmetics that nourish ...

The French Navy and American Independence: A Study of Arms and Diplomacy, 1774-1787 Jonathan R. Dull Military history is an essential component of wartime diplomatic history, Jonathan R. Dull contends ...

Looking for an investment skincare this Christmas? Beauty writer Tiffany Lo has tested some of the hottest beauty tech and ...

Joe walks us through how he restores a rusty 1960s Structo airport truck, from removing the rust to powder-coating the parts.