How do you stop food from spoiling?
5 important questions on How do you stop food from spoiling?
What is the difference between pasteurisation and sterilisation?
- Pasteurisation is heating to a temperature (72c) at which most bacteria and fungi are killed and sterillisation is when you heat to a temperature (130 to 140c) at which all bacteria and fungi are killed
What is adding preservatives?
- It makes the conditions unfavourable for bacteria and fungi.
- adding preservatives such as sugar, salt, acids or nitrogen
- e.g sugar in jam and salit in fresh herrings and olives
What is inert atmosphere?
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Name the list of all the ways to preserve food
- PADISVIF
- Pasteurisation, adding preservatives, drying, inert atmospheres, , sterilisation, vacuum packaging, irradiation and freezing
What is the salmonella bacteria?
- A bacteria which may be present in fish or meat
- produce toxic waste products
- can multiply very quickly
- food poisoning
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