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4 dic 2023 · We've all noticed this curious phenomenon when cooking pasta: first, the pasta water becomes cloudy, then a whitish foam forms on the liquid, and after you drain your pasta, a strange plastic-like film remains in the pan. . Although this sight is common, many cooks still wonder about its nature and origin. The explanation is

2 giorni fa · Graphene ( / ˈɡræfiːn / [1]) is an allotrope of carbon consisting of a single layer of atoms arranged in a hexagonal lattice [2] [3] nanostructure. [4] The name is derived from "graphite" and the suffix -ene, reflecting the fact that the graphite allotrope of carbon contains numerous double bonds. Each atom in a graphene sheet is connected ...

1 giorno fa · Thomas Jefferson. Thomas Jefferson (April 13, 1743 [b] – July 4, 1826) was an American statesman, diplomat, lawyer, architect, philosopher, and Founding Father who served as the third president of the United States from 1801 to 1809. [6] He was the primary author of the Declaration of Independence. Following the American Revolutionary War and ...

1 giorno fa · The name Mongolia means the "Land of the Mongols" in Latin.The Mongolian word "Mongol" (монгол) is of uncertain etymology, given variously as the name of a mountain or river; as a corruption of the Mongolian Mongkhe-tengri-gal ("Eternal Sky Fire"); or as a derivation from Mugulü, the 4th-century founder of the Rouran Khaganate, first attested as the 'Mungu', (Chinese: 蒙兀, Modern ...