This video gives some straight-forward principles to help you be safe with respect to food preparation and being safe. Bacteria growth should be a concern of all people who deal with food preparation. Check out this video for some simple techniques to reduce the threat of bacteria with respect to food preparation.
The presentation summarizes these concepts in four words:
Wash cutting boards before and after preparing fresh fruits, vegetables and meat
Use separate plates for raw meat and vegetables
Cook to safe temperatures by using a food thermometer