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Isopropyl alcohol (IUPAC name propan-2-ol and also called isopropanol or 2-propanol) is a colorless, flammable, organic compound with a pungent alcoholic odor. [9]Isopropyl alcohol, an organic polar molecule, is miscible in water, ethanol, and chloroform, demonstrating its ability to dissolve a wide range of substances including ethyl cellulose, polyvinyl butyral, oils, alkaloids, and natural ...
This type of water bath relies primarily on convection instead of water being uniformly heated. Therefore, it is less accurate in terms of temperature control. In addition, there are add-ons that provide stirring to non-circulating water baths to create more uniform heat transfer.
The Schuster Laboratory, University of Manchester (a physics laboratory). A laboratory (UK: / l ə ˈ b ɒr ə t ər i /; US: / ˈ l æ b r ə t ɔːr i /; colloquially lab) is a facility that provides controlled conditions in which scientific or technological research, experiments, and measurement may be performed.
Ancient Greek casserole and brazier, 6th/4th century BC, exhibited in the Ancient Agora Museum in Athens, housed in the Stoa of Attalus. Two cooking pots (Grapen) from medieval Hamburg c. 1200 –1400 AD Replica of a Viking cooking-pot hanging over a fire Kitchen in the Uphagen's House in Long Market, Gdańsk, Poland
Scanning probe microscopy (SPM) is a branch of microscopy that forms images of surfaces using a physical probe that scans the specimen. SPM was founded in 1981, with the invention of the scanning tunneling microscope, an instrument for imaging surfaces at the atomic level.
1936 can of Hormel "Spiced Ham" at the Spam Museum. It was a precursor to Spam released a year later. Hormel introduced Spam on July 5, 1937. [9] [10] The Oxford Encyclopedia of Food and Drink in America states that the product was intended to increase the sale of pork shoulder, a cut which did not sell well.
In probability theory and statistics, a normal distribution or Gaussian distribution is a type of continuous probability distribution for a real-valued random variable.The general form of its probability density function is [2] [3] = ().
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