Food Contamination Flashcards
What are the three types of contamination?
Physical, Chemical, Microbial
Name types of physical contamination.
Hair, glass, metal, screws, nails, money, pests, packaging, jewellery.
What is a pathogenic bacteria?
A bacteria that is harmful to health.
What are the 3 C’s that prevent food poisoning.
Cook, Chill, Clean
What is a vehicle?
Something that carries and spreads bacteria.
Give 3 bacterial vehicles.
cloths, hands, works surfaces, chopping boards, knives.
What temperature should a fridge be?
0-5 c
What temperature should a freezer be?
-18c or below
What temperature should hot hold be?
63c
What should core temperature of food be?
75c
What is the temperature danger zone?
Temperature range where bacteria multiply the most 5-63c.
What are the symptoms of food poisoning?
Vomiting, diarrhoea, headache, stomach pains, fever
Name the food poisoning bacteria.
Salmonella, Campylobacter, listeria, E Coli, Staphylococcus Aureus, Clostridium Perfingens, Bacillus Cereus.
Name the sources and causes of salmonella
Raw meat, poultry and eggs. Spread by cross contamination and undercooking of food.
Name the sources and causes of campylobacter
Raw meat and poultry. Spread by cross contamination. Thorough cooking needed.
Name the sources and causes of Listeria
Found in soil, vegetables and raw milk. Thorough cooking will destroy the bacteria.
Name the sources and causes of E Coli
Underwashed vegetables, and undercooked meat. Cook food thoroughly.
Name the sources and causes of Staphylococcus aureus.
Found on the skin, cuts and boils and transferred to food.
Name the sources and causes of Clostridium perfringens.
Soil and animal faeces and makes spores which may not be killed in cooking.
Bacillus cereus
Soil, dust and rice. Spores need to be destroyed by heat.
Explain how to use a food probe.
Wipe before and after use with a probe wipe. Hold in the centre (core) of the food. The food should reach a minimum of 75C for 2 minutes.
A red chopping board is used for…..
Raw meat
A green chopping board is used for……….
Salad and fruit
A blue chopping board is used for………..
Fish
A yellow chopping board is used for……………..
Cook meats
A brown chopping board is used for…….
Vegetables
A white chopping board is used for………
bread and dairy foods
