It's an early method of dry cleaning clothes. developed by Thomas L. Jennings in the 1800's. I do not know the formula off hand, but the patent (granted in 1831) can be researched
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Thomas Jennings died in New York City in 1865. He was the first African-American to receive a United States patent, granted to him for a dry cleaning process known as 'dry scouring.' He used the proceeds of his patent to buy his freedom and that of his family after having spent his life in slavery.
dry
it was hot and dry
sucky to dry
shortgrass