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