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Typical window cleaning items consist of alcohols, either ethanol or isopropanol like Windex, and surfactants for dissolving grease. Other components include small amounts of ammonia as well as dyes and perfumes. [1] These are composed of organic, water-miscible solvent such as isopropyl alcohol and an alkaline detergent.
Isopropyl rubbing alcohols contain from 50% to 99% by volume of isopropyl alcohol, the remainder consisting of water. Boiling points vary with the proportion of isopropyl alcohol from 80 to 83 °C (176 to 181 °F); likewise, freezing points vary from −32 to −50 °C (−26 to −58 °F). [6] Surgical spirit BP boils at 80 °C (176 °F). [7]
Here are cleaning habits the experts — professional cleaners who are in and out of messy homes every day — say you should quit ASAP. Not reading the instructions.
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 ...
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In today's puzzle, there are eight theme words to find (including the spangram). Hint: The first one can be found in the top-half of the board. Here are the first two letters for each word:
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