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Wednesday, 29 August 2012
7 wonders of the microbe world - food preservation (3/7)
in summary .....
microbes are responsible for producing cheese, bread, yoghurt, beer
other microbes can do us a lot of harm - by contaminating food
so how to preserve food?
- salting, drying, icing, pickling,smoking, fermentation
- or often use extremes of temperature