Community sanitation Hygiene and occupational health services Community sanitation is the study of community services dealing with items that affect public health such as hygienic standards in food, water supply, disposal of sewage and garbage and street cleaning. Programmes and qualifications with the following main content are classified here: - Hygiene, community - Hygienic standards - Refuse collection - Refuse/sewage disposal - Street cleaning - Water supply (service) - Waste management