Pool chlorination was not available, and there were concerns about disease. In addition, fibers from cotton and wool swimsuits could clog pool filters. Nude swimming allowed for swimmers to be visually inspected to check for open wounds or other signs of infectious disease.
Chlorination of pool water was not feasible, and there were worries about illness. Furthermore, fibers from cotton and wool swimsuits could obstruct pool filters. Nude swimming enabled swimmers to be visually examined to check for open wounds or other signs of infectious disease.