Introduction: Need for a protected water supply, investigation and selection of water sources, water borne diseases, protection of well waters, drinking water quality standards.
Types of pumps, supply systems viz., BWS MWS, PWS, water treatment methods – disinfection, deflouridation, hardness and iron removal, ground water contamination and control.
Conservancy, public latrine, concept of Eco-sanitation, trenching and composting methods, Two pit latrines, aqua privy, W.C, septic tank, soak pit.
Storm water and sullage disposal, rain water harvesting and uses.
Terminology, classifications, methods of communication, general methods of control.
Garbage, ash, rubbish, collection methods, transportation, disposal – salvaging, dumping, controlled tipping, incineration, composting, dung disposal – digester, biogas plant.
Essentials, test for milk quality, pasteurization, quality control, cattle borne diseases, planning for a cow shed.
House fly and mosquito – life cycle, diseases, transmission and control measures.