Is your neighbor always smiling? She probably just looked at her toilet. According to The Soap and Detergent Association’s first National Clean Surface Satisfaction survey, shiny floors, a tidy toilet and clean countertops make consumers most happy. The results come from an independent telephone survey conducted on behalf of SDA by International Communications Research. The firm asked 1,013 American adults (507 men and 506 women) which cleaning task makes them the happiest or gives them th...