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Rayon, also called viscose [1] and commercialised in some countries as sabra silk or cactus silk, [2] is a semi-synthetic fiber, [3] made from natural sources of regenerated cellulose, such as wood and related agricultural products. [4] It has the same molecular structure as cellulose.
Right now, during the Mark & Graham Big Gift Event, you can score up to 50% off select bestselling styles and you can get free shipping and an additional 20% off clearance items when you use the ...
A gray card is a flat object of a neutral-gray color that derives from a flat reflectance spectrum. A typical example is the Kodak R-27 set, which contains one 8 in × 10 in (20 cm × 25 cm) card and one 4 in × 5 in (10 cm × 13 cm) card, each with an 18% reflectance across the visible spectrum, and a white reverse side with a 90% reflectance.
The police version of ten-codes is officially known as the APCO Project 14 Aural Brevity Code. [1] The codes, developed during 1937–1940 and expanded in 1974 by the Association of Public-Safety Communications Officials-International (APCO), allow brevity and standardization of message traffic. They have historically been widely used by law ...
Quantum System One, a quantum computer by IBM from 2019 with 20 superconducting qubits. A quantum computer is a computer that takes advantage of quantum mechanical phenomena. On small scales, physical matter exhibits properties of both particles and waves, and quantum computing leverages this behavior, specifically quantum superposition and entanglement, using specialized hardware that ...
Awards. Horatio Alger Award. Frederick Christ Trump Sr. (October 11, 1905 – June 25, 1999) was an American real-estate developer and businessman. He was the father of Donald Trump, the 45th president of the United States . Born in the Bronx to German immigrants, Trump began working in home construction and sales in the 1920s before heading ...
The Vanguard Group, Inc. (commonly known as simply Vanguard ), is an American registered investment advisor based in Malvern, Pennsylvania, with about $7.7 trillion in global assets under management, as of April 2023. [3] It is the largest provider of mutual funds and the second-largest provider of exchange-traded funds (ETFs) in the world ...
v. t. e. The Nixon shock refers to the effect of a series of economic measures, including wage and price freezes, surcharges on imports, and the unilateral cancellation of the direct international convertibility of the United States dollar to gold, taken by United States President Richard Nixon in 1971 in response to increasing inflation. [1] [2]