The sites listed below are not maintained by DirectCIH and do not necessarily reflect the views and opinions of DirectCIH.

Engineering Careers Essentials


American Board of Industrial Hygiene


American Conference of Governmental Industrial Hygienists website


American Industrial Hygiene Association website


U.S. Chemical Safety Board – an independent federal agency investigating chemical accidents to protect workers, the public, and the environment.


U.S. CDC Agency for Toxic Substances and Disease Registry


U.S. CDC National Institute of Occupational Safety and Health


U.S. CDC NIOSH Workplace Safety and Health Topics


U.S. CDC NIOSH Emergency Response Safety and Health Database (ERSH-DB) is a rapidly accessible occupational safety and health database developed for the emergency response community.


U.S. CDC NIOSH International Chemical Safety Cards (ICSCs): International Programme on Chemical Safety


U.S. CDC NIOSH Pocket Guide to Chemical Hazards (NPG) is intended as a source of general industrial hygiene information on several hundred chemicals/classes for workers, employers, and occupational health professionals.


U.S. DOL Occupational Safety and Health Administration


U.S. DOT Office of Hazardous Materials Safety is the Federal safety authority for ensuring the safe transport of hazardous materials by air, rail, highway, and water.


U.S. EPA list of State and Territorial Environment Agencies


U.S. EPA Health Effects Notebook for Hazardous Air Pollutants


U.S. EPA Acute Exposure Guideline Levels


U.S. EPA ACToR – online warehouse of all publicly available chemical toxicity data


U.S. EPA Environmental Response Team


U.S. EPA On Scene Coordinator


IPCS INCHEM Chemical Safety Information from Intergovernmental Organizations provides rapid access to internationally peer reviewed information on chemicals commonly used throughout the world


U.S. NLM Databases on toxicology, hazardous chemicals, environmental health, and toxic releases.


U.S. NLM WISER is a system designed to assist first responders in hazardous material incidents.


U.S. NOAA Cameo Chemicals Database of Hazardous Materials