Review the training first before tackling those questions.
Analytical Chemistry
50 questions
Biostatistics & Epidemiology
70 questions
Engineering Controls/Ventilation
60 questions
Noise
60 questions
Radiation
60 questions
Toxicology
90 questions
Thermal Stressors
45 questions
Ergonomics
50 questions
Gain knowledge as you progress through the questions.
Air Sampling & Instrumentation
70 questions
Basic Science
70 questions
Biohazards
60 questions
Work Environments & Industrial Processes
45 questions
Misc.
75 questions