- About
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- About
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ACGIH is a 501(c)(3) charitable scientific organization that advances occupational and environmental health.
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- Subscriptions
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Get valuable benefits that are vital to your health and safety as an occupational, environmental, health, and safety worker.
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- Science
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- Science
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This section has been established to help educate industry, government, and the public on what TLVs and BEIs are, and how TLVs and BEIs may best be used.
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- Career Development
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- Career Development
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ACGIH is committed to providing its members and other occupational and environmental health professionals with the training and education they need to excel in their profession.
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- Publications
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- Publications
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ACGIH has publications in many different areas that fit your needs in your field.
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- Publications Store
- ACGIH Signature Publications
ACGIH Digital Library
If you need to purchase the Digital Library, click here.
If you have purchased and need to access the Digital Library, click here.
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Webinar – Corian Dust Case Study
Come join ACGIH and Presenter Matthew Caddell for Corian Dust Case Study webinar on November 19, 2025. Earn 1-1.5 education contact hours.
Webinar – Applying the Industrial Ventilation Manual in Health Care
Join ACGIH for Applying the Industrial Ventilation Manual in Health Care webinar on November 5th. This webinar will be presented by Edward Chessor.
ACGIH 2025 Award Winner Recognition & Virtual Annual Meeting
Join us for ACGIH’s 2025 Award Winner Recognition & Virtual Annual Meeting, which will be held on October 29, 2025, from 1:00-2:30 PM Eastern. This informative meeting will highlight a number of ACGIH achievements throughout the year and will include a presentation by ACGIH Board Chair Stephanie Lynch, PhD, CSP, COHC.
Webinar – Hearing Protector Fit Testing: Past, Present, and Future
Join ACGIH for Hearing Protector Fit Testing: Past, Present, and Future webinar on October 22 at 2:00 pm Eastern, presented by Wei Gong and Christi Themann.
Webinar – Integrating Exposure Modeling with Bayesian Analysis in the AIHA Exposure Decision Framework
Join ACGIH for Integrating Exposure Modeling with Bayesian Analysis in the AIHA Exposure Decision Framework webinar on October 8th at 2:00 pm Eastern, presented by Chris Keil.
Webinar – Significant Exposure to Respirable Crystalline Silica Dust in Agriculture & Farming Industries
Agricultural and farm workers can be exposed to significant levels of respirable crystalline silica (RCS) dust during plowing, tilling, harvesting, or working the farm in dry, dusty conditions.
Fundamentals in Industrial Ventilation
Join ACGIH in Greater Cincinnati, October 20-24, 2025 for Fundamentals in Industrial Ventilation. Get hands-on ventilation training from renowned expert instructors James Friedman PE, CIH and Robert Shearer while exploring an exciting, vibrant city!
Webinar – Visualizing the Invisible: A Beginner’s Guide to CFD in IH
Register for ACGIH’s webinar Visualizing the Invisible: A Beginner’s Guide to Computational Fluid Dynamics in Industrial Hygiene on September 10, 2025 at 2:00 pm Eastern. This webinar will be presented by Dylan James.
Webinar – Environmental Compliance and Legal Fundamentals for OEHS Professionals
Join us for Environmental Compliance and Legal Fundamentals for OEHS Professionals webinar on August 27th. Carl Habekost and Donald Elswick will be presenting. Earn 1-1.5 education contact hours.
Webinar – When is a Fire Not Just a Fire?
Register for ACGIH’s upcoming webinar, When is a Fire Not Just a Fire?, Wednesday, August 13th at 2:00 pm Eastern. Presented by Scott Herzog and Patrick Walsh, this webinar will earn you 1-1.5 education contact hours. Join us!