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- about
About Occupational Hygiene
What is Occupational Hygiene?
OH uses science and engineering to prevent ill-health caused by working environments
Why is it important?
OH saves lives and improves health
Why qualify?
Employers around the world require expert advice and leadership in OH
Roles in Occupational Hygiene
From laboratory chemists to executive management OH offers many career choices
International Qualifications
- The qualifications scheme
Introducing the framework - Qualification levels
What qualifications are available? - Qualification holders
Consult the worldwide directory
Organisations & People
- National associations
Discover your local OH society - IOHA
Learn about the International Occupation Hygiene Association - Workplace Health Without Borders
Learn about our sister organisation
About OHTA
- Purpose and principles
Why we exist and how we operate - Leadership Group
Who is behind OHTA? - Qualifications Group
Who sets the standards? - Stakeholders
How do I have a say? - Sponsorship and sponsors
OHTA guidelines and sponsor details
News
- The qualifications scheme
- training
Approved Training
Approved materials
Select and download a variety of approved training materials that can lead to qualifications
Training events
Search and view upcoming training events in your area and across the globe
Training providers
Contact details and information about Approved Training Providers
- community
OHLearning.com Community
Collaboration centre
Share and develop training materials and other resources with the worldwide OH community
Your OHlearning.com
Manage your personal details and preferences
Help and support
FAQs and guides to help you use this website