Food legislation and the scope for increased use of nea-critical fluid extracton operations in the food, flavouring and pharmaceutical industries. other uses for near-critical solvents: chemical reaction and recrystallisation in near-critical solvents. coomercial scale extraction of alpha acids and hop ois with compressed O2. Commercial scale decaffeination of coffee and tea usin supercritical CO2. Extraction of flavours and fragrances with compressed CO2. Physico-chemical data required for the design of near-critical fluid extraction process. Design and operation of the pressure vessels used in near-critical extraction processes. Pumps and compressor for supercritical extraction. Estimation of separation cost.