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doc#121 | the detergent or surface -active material |
doc#121 | and hard- surface cleaning lies in |
doc#121 | and kind of surface involved. One |
doc#121 | have a specific surface area of <formul> |
doc#121 | used a Brush surface -analyzer in |
doc#121 | , depending upon surface roughness. There |
doc#121 | and hard- surface cleaning. Exclusive |
doc#121 | case with the surface -active agent |
doc#121 | of hard- surface cleaning are not |
doc#121 | In hard- surface cleaning, the |
doc#121 | any wetting or surface -active agent |
doc#121 | a hard- surface cleaning formulation. |
doc#121 | of hard- surface cleaners. In |
doc#121 | in hard- surface cleaning has been |
doc#121 | mechanically held by surface irregularities to some |
doc#121 | to an uncharged surface . Obviously, |
doc#121 | to an uncharged surface and vice versa |
doc#121 | attracted to a surface exhibiting an opposite |
doc#121 | onto a soiled surface by sticky substances |
doc#121 | or by the surface tension of liquids |