Free quiz8 questions
Safety Data Sheet (SDS) and GHS Label Quiz
Free safety data sheet quiz with answers: the 16 SDS sections, GHS pictograms, signal words, where to find PPE, exposure limits, flash point and first aid.
Hazmat Practice Quizzes
48 questions across six quizzes, each scored instantly with an explanation for every answer.
Free quiz8 questions
DOT Emergency Response Guidebook (ERG) Quiz
Free Emergency Response Guidebook quiz with answers: yellow, blue, orange and green pages, highlighted materials, guide numbers, hazard classes and first actions at a hazmat incident.
Free quiz8 questions
Toxicology Basics Quiz for Hazmat Workers
Free toxicology quiz with answers: dose-response, LD50, routes of entry, local vs systemic effects, target organs, sensitizers, asphyxiants and synergistic effects.
Free quiz8 questions
Respirator Selection and Fit Testing Quiz
Free respirator quiz with answers: assigned protection factors, maximum use concentration, APR vs SCBA, cartridge colors, fit testing frequency and user seal checks under OSHA 1910.134.
Free quiz8 questions
Heat Stress in Protective Clothing Quiz
Free heat stress quiz with answers: heat exhaustion vs heat stroke, first aid, acclimatization, hydration, work-rest cycles and heart-rate and temperature monitoring in chemical protective clothing.
Free quiz8 questions
Hazmat Field Safety Quiz: Drums, Confined Spaces and Spills
Free hazmat field safety quiz with answers: drum handling under 1910.120(j), permit-required confined spaces, atmospheric testing order, incidental vs emergency spills and reporting.
Study guides
Lesson3 min read
How to Read a Safety Data Sheet (SDS): All 16 Sections Explained
A section-by-section lesson on reading a GHS safety data sheet: hazard identification, pictograms, signal words, first aid, PPE, exposure limits, stability and spill response.
Lesson2 min read
How to Use the DOT Emergency Response Guidebook (ERG)
Lesson on the DOT Emergency Response Guidebook: the yellow, blue, orange and green sections, UN/NA numbers, placards, highlighted materials and isolation distances.
Lesson2 min read
Toxicology Basics for Hazmat Workers: Dose, Routes and Health Effects
Plain-English toxicology for hazardous waste and hazmat workers: dose-response, LD50 and LC50, local and systemic effects, target organs, carcinogens, sensitizers and synergy.
Lesson2 min read
Respirator Selection and Fit Testing for HAZWOPER Work
How to choose a respirator under OSHA 1910.134: assigned protection factors, maximum use concentration, cartridges and filters, fit testing, seal checks and change schedules.
Lesson3 min read
Heat Stress in Chemical Protective Clothing: Signs, Prevention and Monitoring
Why chemical protective clothing causes heat stress, the signs of heat exhaustion and heat stroke, work-rest cycles, hydration, acclimatization and physiological monitoring.
Lesson2 min read
Drum and Container Handling at Hazardous Waste Sites
How HAZWOPER 1910.120(j) governs handling drums and containers: inspection, unlabeled drums, bulging and leaking drums, overpacks, opening, sampling, staging and buried drums.