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Food contamination Microorganisms Pathogens

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Presentation on theme: "Food contamination Microorganisms Pathogens"— Presentation transcript:

1 Food contamination Microorganisms Pathogens
Potentially hazardous foods Temperatures Types of contamination Personal Hygiene clean separate cook cool

2 What are Pathogen? Death caused by microorganisms

3 What are microorganisms?
These are microscopic cells that cause different kinds of diseases such as: Bacteria Parasites Fungi

4 What is a Toxin? Antrax toxin
It is like a poison that is not digested by human body Antrax toxin

5 Bacteria growth conditions
F ood C omida A cidity H umedad T emperature A cidez T ime T emperatura O xygen T iempo M oisture O xigeno

6 PHF (Potentially Hazard Food)
Characteristics: They are moist, have a high protein level, a slightly acid to neutral level of pH. Examples: Eggs Milk products Protein: Meat, pork or poultry. Fish and seafood (most dangerous).

7 The patogenic bacteria and Temperature
Characteristics: Increases in food with slightly acid or neutral pH. Acidity Neutral Alkaline 0 C – 4 C 4.6 C – 7.5 C 60 C – 40 C Bacteria reproduce slowly example: Ham. (yellow zone). Start to kill bacteria, the bacteria do not reproduce. (blue zone) Freezing area, must remain at -18 C, the bacteria are neutralized.

8 Non – Food Materials such staple.
Type of Contamination Non – Food Materials such staple. Physical: hair, earrings etc. Chemical: chlorine, soap, etc. Biological: microorganisms, bacteria, viruses, parasites)

9 How to safely preserve foods without bacteria?
Personal Hygiene Are good habits, including caring for your body, hair, teeth, wearing proper clothes, washing hands regularly and especially when food and drink manufacturing. hygiene by washing hands be healthy How to safely preserve foods without bacteria? avoid unhealthy habits in food preparation report if you have a disease wear appropriate clothing clean

10 Personal behavior that can contaminate food
Touching cap Touching the nose / ears Touching or scratching a scar Using dirty uniform Spitting

11 Personal hygienic practices
Nails short and clean Hair short, or use gel. Do not wear jewelry or perfume


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