OHST Vocabulary Game
Exam terms with clues and explanations by OpenExamPrep.
About the OHST Vocabulary Games
4 free word games built on 20 OHST terms across 7 topics. Every game deals terms at random and shows what each term means, so you can keep playing as long as you like.
How to Play
- 1.Read the clue and type the term (3 to 6 letters).
- 2.Green: right spot. Yellow: wrong spot. Gray: not in the term.
- 3.Solve it in 6 tries, then read the explanation.
- 1.Swap two neighboring tiles to line up 3 of the same term.
- 2.Longer lines, two lines at once and chains score more.
- 3.Play until no swap can make a line.
- 1.Flip two cards. A matching pair stays face up.
- 2.Each pair you find shows what the term means.
- 3.Clear the board in as few moves as you can.
- 1.Find each listed term in the letter grid.
- 2.Drag across its letters: across, down or diagonally.
- 3.Find all five as fast as you can.
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Topics in the OHST Vocabulary Game
Math and statistics
Compliance programs
Hazard identification and control
Industrial hygiene
Response and fire
Workforce development
Professional conduct
Sources for these terms (20)
- Injury Tracking Application (ITA) Data · Source checked 2026-11-05
- Safety Pays Tool - Inputs · Source checked 2026-11-05
- Hazard Communication - Overview · Source checked 2026-11-05
- 1910.1200 - Hazard Communication · Source checked 2026-11-05
- Our Mission and What We Do · Source checked 2026-11-05
- Process Safety Management - Hazard Recognition · Source checked 2026-11-05
- 1910.119 - Process safety management of highly hazardous chemicals · Source checked 2026-11-05
- Personal Protective Equipment - Overview · Source checked 2026-11-05
- Control of Hazardous Energy (Lockout/Tagout) · Source checked 2026-11-05
- eTool: Construction - Electrical Incidents - Ground-Fault Circuit Interrupters (GFCI) · Source checked 2026-11-05
- 1928.51 - Roll-over protective structures (ROPS) for tractors used in agricultural operations · Source checked 2026-11-05
- Chemical Hazards and Toxic Substances - Overview · Source checked 2026-11-05
- OSHA Technical Manual (OTM) - Section III, Chapter 5: Noise · Source checked 2026-11-05
- eTool: Evacuation Plans and Procedures - Emergency Action Plan · Source checked 2026-11-05
- Glossary of Related Terms · Source checked 2026-11-05
- Training Program Management · Source checked 2026-11-05
- What is a subject matter expert? · Source checked 2026-11-05
- Policies & Forms · Source checked 2026-11-05
- BCSP Code of Ethics · Source checked 2026-11-05
- 1910.38 - Emergency action plans · Source checked 2026-11-05
About the OHST Exam
The OHST (Occupational Hygiene and Safety Technician) exam validates competency in hazard identification and control, safety management programs, industrial hygiene, organizational communication, emergency preparedness, and professional ethics. It covers 7 domains with 200 questions (175 scored + 25 unscored).
Exam sponsor: Board of Certified Safety Professionals (BCSP) / Pearson VUE. The requirements and fees below concern the certification or admission exam, separate from our free practice resources.
Questions
200 questions
Time Limit
4 hours
Passing Score
~66% (109 of 175 scored)
Reported exam pass rate: Not publicly disclosed. by BCSP Exam sponsor website
Fees, eligibility, and exam policies can change. Confirm them with the exam sponsor before applying or paying.
Frequently Asked Questions
Is the OHST vocabulary game free?
Yes. The game is free to play with no sign-up. Signing in adds AI explanations for any term.
How do the OHST vocabulary games work?
There are 4 games built on 20 OHST terms. In Guess the Term, a clue describes one term and you have six tries to spell it, with green, yellow and gray letters showing how close you are. In Term Match, six terms appear as colored tiles; swap neighbors to line up three or more of the same term, and each match shows what the term means. In Term Pairs, twelve face-down cards hide six pairs of terms; flip two at a time to find each pair, and every pair you find shows what the term means. In Term Search, five terms hide in a grid of letters, reading across, down or diagonally; drag across a term to circle it, and each term you find shows what it means.
Where do the OHST terms come from?
OpenExamPrep researched each term from the Board of Certified Safety Professionals (BCSP) / Pearson VUE content outline and primary sources, listed under Sources on this page. The game is independent study material, not an official exam resource.
What is the OHST certification?
OHST (Occupational Hygiene and Safety Technician) is a BCSP certification for safety professionals with at least 3 years of occupational health and safety experience. It validates competency across 7 domains including hazard identification, safety programs, and industrial hygiene.
How many questions are on the OHST exam?
The OHST exam has 200 questions (175 scored + 25 unscored beta questions) in 4 hours. The passing score is approximately 66% (109 of 175 scored questions). The exam is administered at Pearson VUE test centers.