PRESERATIVES Flashcards
(6 cards)
1
Q
What are the E numbers of PRESERVATIVES?
A
E200 - E299
2
Q
What do they do?
A
- Help keep food safe for longer
- Slow down decay
- Minimise food waste
- Offer convenience
3
Q
Where are they found?
A
- Present naturally but they’re difficult to extract
- So synthetic versions are produced
4
Q
What are MICRO-ORGANISMS?
A
- The cause spoilage if loving in the right conditions of WARMTH/ MOISTURE/ FOOD/ TIME/ CORRECT PH
- Bacteria
- Fungi
- Yeast
- Mould
5
Q
How do PRESERVATIVES combat the work of MICRO- ORGANISMS?
A
Preservatives attack the enzymes within the micro-organisms to stop them from functioning
6
Q
What are some alternative methods of PRESERVATION?
A
- Canning
- Pickling
- Freezing
- Curing
- Drying
