Media type: E-Article Title: Letter to the Editor Contributor: Rosen, Milton J. imprint: Wiley, 2007 Published in: Journal of Surfactants and Detergents Language: English DOI: 10.1007/s11743-007-1035-5 ISSN: 1097-3958; 1558-9293 Keywords: Surfaces, Coatings and Films ; Physical and Theoretical Chemistry ; General Chemical Engineering Origination: Footnote: