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Showing posts from June, 2025

The Irony of Dry Cleaning

Not actually dry as the names implies, dry cleaning is a wet process.   Clothes are washed with a non-polar solvent instead of water. The solvent interacts differently with fibers thanwater in that there is no swelling, bleeding of dye, or shrinking of the fibers. The Nitty Gritty So, what is the dry-cleaning process?  After garments are tagged and inspected, if there are stains, they are pre-treated with the solvent, and air pressure or steam is applied to the stain with a tool that looks like an airbrush.  A "spotting board" is the equipment that the garment is placed on to be pre-treated. After the stain is blown out with steam, it is vacuumed away with air. The machines used for drycleaning are huge and resemble a standard washing machine. They can hold 50 lbs of clothes.  Tanks with the solvents are located under the machines. The washing and drying happen in the same machine. Solvent is removed in the process from the clothes through the spinning cycle with war...