Food, environment and health : a guide for primary school teachers/
xix, 129 p. : ill. ; 24 cm. Content notes : Preface -- Introduction -- Unit 1. food and the body -- Unit 2. Keeping food safe -- Unit 3. a safe water supply -- Unit 4. Safe collection and disposal of waste -- Unit 5. Personal hygiene -- Unit 6. Insects, pest and domestic animals -- their role in spreading disease -- Unit 7. A healthy home environment Nutrition - education Environmental health School health services Teaching Developing countries Williams, Margaret