Subject(s): Sanitation -- Health -- Importance of sanitation : Sanitation in perspective, sanitation coverage, appropriate sanitation, sanitation and health, disease and death in developing countries, transmission of disease, diarrhoea and worms, evidence of health benefits, sanitation alternatives, open defection, shelter and location, where to put latrine, sanitation alternatives -- Appropriate sanitation systems : Pit latrines, control of flies, mosquitos and smell, ventilated pits, water seal latrines, full pits and twin pits, slabs and linings, excreta as a resource, compost latrines, aquaculture, biogas, food for animals, removal systems, septic tanks and aqua privies, container systems, vaults, overhung latrines, conventional sewerage, non conventional seweage NCS or reduced cost sewerage, conventional septic tanks, small and extended septic tanks, aqua privies, treatment and disposal of liquids and solids, sewage treatment and disposal, problem of solid disposal, treatment and disposal of solids -- Getting appropriate sanitation : individual efforts, paying for latrines and willingness to pay, costs- construction, operation and maintenance, community efforts, community management, motivation and mobilization, help from agencies, regulations, control, planning, public and communal latrines, school latrines, selection, evaluation and upgrading, guide for selection, information for selection, evaluation, upgrading