{"product_id":"ohst-exam-study-guide-2026-2027-occupational-hygiene-and-safety-technician-prep-bcsp-blueprint-2-practice-tests-200-qs","title":"OHST Exam Study Guide 2026–2027 | Occupational Hygiene and Safety Technician Prep, BCSP Blueprint + 2 Practice Tests (200 Qs)","description":"\u003cp\u003ePrepare for the Occupational Hygiene and Safety Technician (OHST) examination from the Board of Certified Safety Professionals with a study guide organized around the seven domains of the current OHST blueprint. Every topic is reviewed the way a technician applies it on the job, with the formulas, limits, and decisions the exam tests.\u003c\/p\u003e\u003ch3\u003e\u003cstrong\u003eInside this guide\u003c\/strong\u003e\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eExam overview: 200 multiple-choice questions, 4-hour time limit, blueprint domain weights, eligibility, fees, scheduling, retake rules, and recertification\u003c\/li\u003e\n\u003cli\u003eFundamental Math, Science, and Business Calculations: TWA and ppm-to-mg\/m³ conversions, statistics, ventilation and lifting equations, physics and chemistry for safety, radiation shielding, incident rates, EMR, and ROI\u003c\/li\u003e\n\u003cli\u003eSafety, Health, and Environmental Programs: program elements, audits, behavior-based safety, OSHA standards, citations and recordkeeping, GHS labels and SDSs, RCRA generator categories, risk matrices, and process safety management\u003c\/li\u003e\n\u003cli\u003eHazard Identification and Control: hazard recognition, the hierarchy of controls, incident investigation and root cause analysis, plus confined spaces, lockout\/tagout, electrical safety, fall protection, excavations, cranes and rigging, forklifts, machine guarding, compressed gases, hot work, and heat and cold stress\u003c\/li\u003e\n\u003cli\u003eHealth Hazards and Basic Industrial Hygiene: exposure limits, toxicology, sampling media and calculations, noise dosimetry, respirator protection factors, and hearing conservation\u003c\/li\u003e\n\u003cli\u003eEmergency Preparedness, Fire Prevention, and Security: emergency action plans, the Incident Command System, terrorism agents, fire classes and extinguishers, and workplace violence prevention\u003c\/li\u003e\n\u003cli\u003eOrganizational Communication and Training: SDS sections, conflict resolution, ADDIE, adult learning, and the Kirkpatrick evaluation model\u003c\/li\u003e\n\u003cli\u003eEthics and Professional Conduct: the BCSP Code of Ethics, confidentiality, legal accountability, and integrity\u003c\/li\u003e\n\u003cli\u003e35 quick-reference tables and flow diagrams, plus a Final Review Checklist\u003c\/li\u003e\n\u003cli\u003e2 practice tests (100 questions each, 200 total) weighted like the OHST blueprint, with an answer key and a detailed explanation for every question\u003c\/li\u003e\n\u003cli\u003eStudy schedules (30, 60, and 90 days), frequently asked questions, and test-taking strategies\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003e\u003cstrong\u003eProduct details\u003c\/strong\u003e\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eDigital PDF, instant download, US Letter size\u003c\/li\u003e\n\u003cli\u003ePrint it or study on screen\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eThis is an independent study resource and is not affiliated with or endorsed by the Board of Certified Safety Professionals (BCSP). OHST® and Occupational Hygiene and Safety Technician® are registered trademarks of BCSP.\u003c\/p\u003e","brand":"Test Treasure Publication","offers":[{"title":"Default Title","offer_id":67877959139630,"sku":null,"price":17.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0745\/5997\/9822\/files\/Etsy_Cover_1_Hero_c81a9c83-dcd7-4ab8-bd06-c179869ec157.png?v=1793329882","url":"https:\/\/testtreasure.com\/products\/ohst-exam-study-guide-2026-2027-occupational-hygiene-and-safety-technician-prep-bcsp-blueprint-2-practice-tests-200-qs","provider":"Test Treasure Publication","version":"1.0","type":"link"}