helpppWhy does a softening agent improve the cleansing ability of soap?
http://www.detergentsandsoaps.com/condit鈥?/a>
';in hard water, more soap is required to achieve the same cleaning power as in soft' water. A conditioning agent like calgon (sodium metahexaphosphate) can be used in this case in the wash water to achieve effective cleaning. ..';
Monday, December 14, 2009
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