AKRON, Ohio -- Here's something that might send you dashing back to the washroom: Microbiologists at GOJO Industries and other institutions have discovered that a quarter of the soap in public restrooms is so contaminated that it leaves your hands filthier than before you washed them. In fact, some of the soap they tested contained so much fecal matter that you're almost better off washing your hands in the toilet after you flush it, said Charles P. Gerba, professor of microbiology in the University of Arizona's Department of Soil, Water and Environmental Science. GOJO, the company that invented Purell hand...