FOOD SCEINCE AND TECHNOLOGY VOLUME V; FOOD ADDITIVES(CHARACTERISTICS-- DETECTION-- AND ESTIMATION) FOOD SCIENCE AND TECHNOLOGY VOLUME 1; FOOD CONTAMINENTS( ORIGIN-- PROPAGATION-- AND ANALYSIS) FOOD SCIENCE AND TECHNOLOGY VOLUME II; FOOD SAFETY (CONCEPT AND REALITY) FOOD SCIENCE AND TECHNOLOGY VOLUME III; FOOD PRESERVATION AND IRRADIATION FOOD SCIENCE AND TECHNOLOGY VOLUME IV; POTABLE WATER FOOD SCIENCE AND TECHNOLOGY VOLUME VI; MILK AND MILK PRODUCTS FOOD SCIENCE AND TECHNOLOGY VOLUME VII; FOOD AND NUTRITION EDUCATION Food Technology Food safety Food technology Heavy metal removal Medicinal plant Perticide removal Water pollution