From Inspector to Investigator Training Video

For Public Health

At a glance

Watch our short training video on finding the factors that contribute to outbreaks of foodborne illness.

Image of a woman holding a flashlight and a folder, with a backpack next to her.

Learn about contributing factors with our short video

Identify practices and factors that contribute to outbreaks

Finding the factors that lead to outbreaks—and their underlying causes—requires a different approach and mindset than performing a routine inspection. Identifying contributing factors in foodborne illness outbreaks can help stop them and prevent them in the future.
Watch our short video
View Larger
Graphic of three types of contributing factors: contamination, proliferation, and survival.
Our video covers the three types of contributing factors and how to identify them in an outbreak investigation.

Learn more

Graphic of a hamburger with a thermometer in the meat.
Contributing Factors
Learn about contributing factors to outbreaks and how to identify them during investigations.
Person holding a paper in a restaurant as part of an outbreak investigation.
Improving Outbreak Investigations
Use our environmental assessment resources to improve your outbreak investigations.
Image of two food workers from a training.
Training and Resources
Learn how to address environmental causes of foodborne illnesses with our free food safety training.
Print
Content Source
National Center for Environmental Health
About This Page
Published: May 15, 2024
Updated: February 22, 2024

This page was last updated on this date. Updates may include minor edits, image changes, or other modifications to page content.

Reviewed: August 27, 2026

The information on this page was last reviewed by subject matter experts to ensure accuracy.