NOTICE:
OSHA publications are now primarily digital, making them easier to access and share. Some print items are offered. Visit the “All Publications” listing to view what’s available.
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Lapse in Appropriations
For workplace safety and health, please call 800-321-6742; for mine safety and health, please call 800-746-1553; for Job Corps, please call 800-733-5627 and for Wage and Hour, please call 866-487-9243 (866-4-US-WAGE). This website is currently not being updated due to the suspension of Federal government services. The last update to the site was 1/31/2026. Updates to the site will start again when the Federal government resumes operations.
Ethylene Oxide
Ethylene Oxide (EtO): Understanding OSHA's Exposure Monitoring Requirements
Ethylene Oxide Fact Sheet
Ethylene Oxide: OSHA's Small Business Guide for Ethylene Oxide
Spirometry: OSHA/NIOSH Spirometry InfoSheet
A spirometry breathing test shows how well you can move air in and out of your lungs. Testing may be performed on workers who perform jobs that may cause exposure to possible lung hazards, are physically demanding, or require wearing a respirator. The test shows how well you can move air in and out of your lungs. Spirometry testing is required for some workers by OSHA standards.
Developed by OSHA and NIOSH. Available online only.