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10 Cards in this Set
- Front
- Back
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Filtration |
The process of passing a liquid through a filter so solid particles are removed. Equipment used is a sieve, or filtering systems and microbial air filters in the industry. |
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Sedimentation |
The use if gravitational or centrifugal forces to remove solids from liquids. Equipment used includes a centrifuge and a spray drier. |
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Centrifuging |
The process used to separate food particles of different densities. Equipment used is a centrifuge |
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Grinding and milling |
The process of reducing raw material size which may be required to make raw materials easier to handle, make raw materials suitable for the final product, or to make a completely new product. Domestic equipment: food processor, grinder, mortal and pestle. Industrial equipment: computerised mills |
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Mixing |
Process used to evenly distribute ingredients through a product batch. Domestic equipment: electric beaters, wooden spoon, food processor, blender. Industrial equipment: deforming mix equipment, high pressure mixer, large scale mixer |
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Heating |
Processes used to heat raw materials during processing. Domestic equipment: stove, oven, microwave oven. Industrial equipment: industrial oven, heat exchangers. |
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Cooling |
Process used to reduce temperature of a product to slow down or stop the activity of micro-organism and enzymes. Domestic equipment: refrigerator. Industrial equipment: heat exchangers where steam is replaced by chilled water, industrial fridge. |
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Freezing |
Process used to change water content to ice, rendering it unavailable for microbial growth or enzyme activity. Domestic equipment: Freezer. Industrial equipment: air blast freezer, plate freezer, immersion freezer. |
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Evaporation |
Process used to increase the solids concentration of a liquid food. Liquid is changed to steam. Domestic equipment: oven. Industrial equipment: industrial evaporator. |
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Dehydration |
Process used to reduce the moisture content of the product to a level that limits microbial growth. Domestic equipment: drier, salting. Industrial equipment: cabinet dryer, tunnel dryer, freeze drier, spray drier |
