PS 403‐17 Sampling and Analysis of Airborne Trichloramine in Indoor Swimming Pools T. Chu, S. Tsai, National Taiwan University, Taipei, Taiwan; S. Cheng, Council of Labor Affairs, Executive Yuan, Taipei, Taiwan. Objective: In swimming pools, visitors can contribute various kinds of organic nitrogen, such as sweat, or skin particles, which would react with chlorine to form trichloramine. It has...

INTRODUCTION Chlorination is a method commonly used to keep indoor swimming pool water free from pathogens. However, chlorination of swimming pools produces several potentially hazardous by-products as the chlorine reacts with nitrogen containing organic matter. Up till now, exposure assessments in indoor swimming pools have relied on stationary measurements at the poolside, used as a proxy for...

OBJECTIVES This study aimed to determine the health effects of attending a well-kept school swimming pool maintained according to French public health regulations. METHODS This prospective month long study was carried out on a randomised sample of pupils aged 5 to 18 years who attended a private French school with two swimming pools. The children surveyed, helped by their parents, had to fill...

*Corresponding author: Mailing address: Division of Epidemiology, Chiba Prefectural Institute of Public Health, 662-2 Nitonacho, Chuo-ku, Chiba 260-8715, Japan. Tel: +81-43-266-7996, Fax: +81-43-265-5544, E-mail: [email protected] Cryptosporidiosis is a diarrheal disease initiated by ingestion of Cryptosporidium oocysts. The incubation period is 2 -10 days, and the chief symptom is water...