1. Bacteria Love…
FAT TOM

2. Bacteria thrive in ideal environmental conditions
They die when their environment changes.
These general environmental conditions are abbreviated as…
I love this guy!
F.A.T. T.O.M.

3. Food
Acid
Temperature
Time
Oxygen
Moisture
What is FAT TOM?

4. Food Bacteria are living things that need food to survive.
They thrive on many types of food…

5. Ideal pH for bacterial growth
Acid
Ideal pH for bacterial growth
Neutral: about 6 - 8
Acid
Neutral
Base
pH scale

6. Acid
Acid
Neutral
Base
pH scale

7. DANGER ZONE Temperature 135°F Hot Hold 41°F Cold Hold
212°F water boils
Temperature
135°F Hot Hold
DANGER ZONE
74°F room temp
41°F Cold Hold
32°F water freezes

8. Temperature
135°F Hot Hold

9. Temperature
41°F Cold Hold

10. Temperature
Freezer
-6°F - 0°F
Refrigerator
34°F-40°F

11. Temperature
Cooling has to be quick
Ice bath, ice stack, blast chiller

12. Time
4 hours
DANGER ZONE
After time is up, food must be thrown out!

13. O Oxygen 2 Eukaryotic bacteria need Oxygen to live.
Prokaryotic bacteria are anaerobic
Example?

14. Moisture
H O 2
Bacteria can’t live without water.

15. Food
Acid
Temperature
Time
Oxygen
Moisture
What is FAT TOM?

16. Cold Hold
Hot Hold
135°F
41°F