OHST Certification Exam Preparation


Print Page
The occupational hygiene and safety technician certification demonstrates your ability to effectively apply your technical occupational safety and health skills and knowledge.

About This Course

This course prepares you for the Occupational Hygiene and Safety Technician (OHST) certification exam. During this course you will review content via a testing format and receive a list of recommended resources to continue your exam preparation after the course.

Register for our OHST Course

Course Format


This three-day course consists of presentation, sample problems and quizzes, and discussions on a variety of subjects to prepare you to pass the exam. Courses begin promptly at 8:00 a.m. and conclude at 4:30 p.m. CT.

What You Will Learn

We will cover the following topics to help you prepare for the OHST certification exam:

  • Conduct work-site assessments to determine risks, potential hazards and controls
  • Evaluate risks and hazard controls
  • Investigate incidents
  • Maintain and evaluate incident and loss records
  • Prepare emergency response plans

Materials Provided

Course participants will receive:


  • 2.1 CEUs
  • Study outline
  • Workbooks and practice problems
  • Suggested resources and study aids
  • Guidance on areas where you need additional preparation
  • 200-question sample exam
  • Additional take-home quizzes

Register for our OHST Course

Our Course Guarantee

We’re so confident our courses are effective that we guarantee success on the exam. If you don’t pass, retake the same course for FREE.*

Our certification exam preparation courses are led by knowledgeable instructors with industry-leading experience to help coach exam candidates to success. Each course includes an overview of the exam. Then, our facilitators will help you assess your current understanding of the content; identify where you need to focus your self-study; and help you find the right answers. 

*Applicable to participants who attend our ASP, CSP, CHST, OHST and SMS certification exam preparation courses and sit for the exam within one year of attending. This guarantee is not valid on courses hosted by ASSP chapters or regions.

Special Needs

Include any physical or dietary special requests in your profile through our registration process. Whenever possible, we will accommodate your needs.

Want to Improve Your Career?

Trust in ASSP's continuing education.

Register today

Ways to register



President's Message

Read the ASSP president's thoughts on the safety profession.

ISO 45001 Standard

This game-changing standard provides a global foundation for worker safety.