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Home » Authors » Duane Grassmann

Duane Grassmann

Duane Grassmann is a corporate hygienist, Nestlé USA & Canada.

Articles

ARTICLES

Sanitation

Sanitation Success Rests on a Three-Legged Stool

Sanitation success is a prerequisite to food safety and quality and rests on three "legs": people, programs, and hygienic design and maintenance
Duane Grassmann
August 15, 2022

Sanitation success relies on people, programs, and hygienic design/maintenance. These three groups are characterized by interrelationships that are not always fully considered; however, examining them helps improve investigations of sanitation failures.


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Pest Control

Integrated Pest Management in Food Manufacturing Facilities

Duane Grassmann
February 26, 2021

There are significant differences between “pest control” and “integrated pest management” for your food safety program.



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The Top 10 Reasons Why I Couldn’t Keep Sanitation People

Duane Grassmann
June 24, 2020
Excessive sanitation department turnover is hard on everybody.
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Hygienic Zoning in Food Manufacturing Factories

Duane Grassmann
October 17, 2019
The design of a robust hygienic zoning program is the result of a thorough risk assessment.
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Validation, Verification, and Monitoring of Cleaning in Food Processing Factories

Duane Grassmann
February 20, 2019
Performing cleaning verification, monitoring, and validation will be difficult at best without control of the cleaning process.
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Events

October 6, 2026

Advances in Environmental Monitoring Science and Strategy

Live: October 6, 2026 at 2:00 pm EDT: This webinar will cover how environmental monitoring science and EMP strategies support sanitation verification and the safe production of food.

October 15, 2026

How to Prevent Physical Contamination in Food Production and Strengthen Compliance

Live: October 15, 2026 at 2:00 pm EDT: Attend this webinar to gain insight into how product inspection helps protect your brand, reduce recall risk, and support compliance.

October 29, 2026

FDA Proposes Major GRAS Reform: What It Could Mean for Your Business

Live: October 29, 2026 at 2:00 pm EDT: Attend this webinar to examine potential implications for self-GRAS, Flavor and Extract Manufacturers Association (FEMA) GRAS, and food-contact substances.

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