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Tollens' test for aldehyde: left side positive (silver mirror), right side negative Ball-and-stick model of the diamminesilver(I) complex. Tollens' reagent (chemical formula ()) is a chemical reagent used to distinguish between aldehydes and ketones along with some alpha-hydroxy ketones which can tautomerize into aldehydes.
Because large, sharp glass shards would present additional and unacceptable danger to passengers, tempered glass is used so that if broken, the pieces are blunt and mostly harmless. The windscreen or windshield is instead made of laminated glass , which will not shatter into pieces when broken while side windows and the rear windshield have ...
Every home chef needs a solid Dutch oven and this one from Lodge — yep, the same brand that makes Ina Garten's favorite cast iron skillet — is one of the best value Dutch ovens you can find ...
Chemically strengthened glass is a type of glass that has increased strength as a result of a post-production chemical process. When broken, it still shatters in long pointed splinters similar to float glass. For this reason, it is not considered a safety glass and must be laminated if safety glass is required. However, chemically strengthened ...
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Indeed, the big drugstore chains are suffering—at least when it comes to the pharmacy services at the core of their companies. CVS and Walgreens are making less money on an annual basis from ...
Sodium silicate is also the technical and common name for a mixture of such compounds, chiefly the metasilicate, also called waterglass, water glass, or liquid glass. The product has a wide variety of uses, including the formulation of cements , coatings, passive fire protection , textile and lumber processing, manufacture of refractory ...
This stunning floor-length mirror can be used in several ways: as a standing floor mirror, leaning against a wall or mounted onto the wall — the design options are endless. $40 at Walmart