11/06/2012
http://www.icsmag.com/articles/91588-do-you-know-the-most-common-types-of-soil-found-in-carpets
The key job of carpet cleaning is to remove soils from carpets. However, there are actually several different types of soils and contaminants found in carpets, and knowing what type of soil is in the carpet is frequently the first step in effectively removing it.