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Soap scum or lime soap is the white solid composed of calcium stearate, magnesium stearate, and similar alkaline earth metal derivatives of fatty acids. These materials result from the addition of soap and other anionic surfactants to hard water .
Total fatty matter (TFM) is one of the most important characteristics describing the quality of soap and is always specified in commercial transactions. It is defined as the total amount of fatty matter, mostly fatty acids, that can be separated from a sample after splitting with a mineral acid, usually hydrochloric acid.
The resulting mixture is known as soft soap [broken anchor], which serves as a precursor for hard soap production. After adding sodium chloride (a process known as salting out), the soap nucleus rises and separates. The water-soluble glycerin and unwanted fat residues remain in the solution (see also soap [broken anchor]).
Laundry detergent is manufactured in powder (washing powder) and liquid form. While powdered and liquid detergents hold roughly equal share of the worldwide laundry detergent market in terms of value , powdered detergents are sold twice as much compared to liquids in terms of volume .
With the proliferation of many convenience foods and ingredients purporting to be "healthy" or perhaps just as importantly, "green" in one way or another, shopping for groceries can be a daunting ...
The Food Protection Committee started in 1961 to provide objective quality standards for food-grade chemicals. Parts of the first edition were published in loose-leaf form between 1963 and 1966. The scope of the first edition is limited to substances amenable to chemical characterization or biological standardization which are added directly to ...
The bill is among others Gov. Gavin Newsom signed on California Native American Day.
The "cilantro soap gene" is a genetic factor that makes cilantro taste and smell like soap. A study from 23andMe reveals the OR6A2 gene as a possible cause for some people's distinct cilantro ...