AIHA Launches New Chemical Exposure Resource
The foundation introduced a training module to help emergency responders manage hazardous chemical release risks.
Updated on Oct. 30, 2026 in Safety

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The AIHA Guideline Foundation has released a free online training course and resource library providing exposure guidelines for over 150 chemicals. This initiative aims to assist safety professionals and emergency responders in assessing potential health risks from chemical releases.
Why it matters
By offering standardized airborne exposure thresholds, the program helps local agencies and emergency planners better prepare for and mitigate the health impacts of hazardous chemical incidents.
The new resource includes exposure metrics for 150 chemicals, while the foundation has proposed updates for 6 specific substances. The accompanying training module consists of an approximately 90-minute course.
The players
AIHA Guideline Foundation
This organization develops and maintains standardized exposure guidelines to support public safety during chemical emergencies.
TRANSCAER
This is a voluntary national outreach program that assists communities in preparing for and responding to possible hazardous material transportation incidents.
The details
Developed with assistance from TRANSCAER, the training module teaches personnel how to utilize Emergency Response Planning Guidelines to evaluate risk. The foundation is currently soliciting public feedback regarding proposed revisions for chemicals including 1-hexene, acetic anhydride, acrylonitrile, n-butyl acrylate, fluorosulfonic acid, and methyl methacrylate.
Timeline
1984: The chemical disaster in Bhopal, India, serves as the origin point for the ERPG program.
October 30, 2026: The AIHA Guideline Foundation launched the new resource and training module.
Seasonal Patterns
The current ERPG program and its latest resources follow a pattern set by the 1984 chemical disaster in Bhopal, India, which originally necessitated the development of standardized chemical exposure thresholds.
Emergency planners and safety professionals can now access the 90-minute training module to improve their local risk assessment capabilities. Interested parties are encouraged to review the proposed guideline changes and submit public comments to the foundation.
The takeaway
Maintaining up-to-date knowledge on chemical safety thresholds is critical for effective emergency response. Professionals should utilize these new resources to ensure their local planning protocols align with current scientific standards.
Further reading
For more information on preparing for chemical hazards, visit the Safety section.
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