CHST TEST QUESTIONS WITH VERIFIED ANSWERS
What does MUC refer to? - Answer-the air quality point at which respirators can be used to protect from respiratory hazards
What type of respirator does not protect against gases? - Answer-Air-purifying respirator
For a full 8-hour work day, a worke...
What does MUC refer to? - Answer-the air quality point at which respirators can be used
to protect from respiratory hazards
What type of respirator does not protect against gases? - Answer-Air-purifying respirator
For a full 8-hour work day, a worker must not be exposed to a noise level greater than
what? - Answer-90 decibel level
If a worker is exposed to a noise decibel level of 115, how long does OSHA permit
exposure? - Answer-15 minutes
Safety Analysis - Answer-The analytical study of the interacting components of a
process
What is CHEMTRAC? - Answer-a 24hr. "hotline" which provides advice and assistance
to transporters of hazardous materials
NIOSH - Answer-National Institute for Occupational Safety and Health
What are the 3 evaluation methods? - Answer-Fault tree, Probabilistic Risk
Assessment, MORT Analysis
Fault tree - Answer-data can be fed into this program to predict the likelihood of future
accidents and injuries
Probabilistic Risk Assessment - Answer-Consists of 2 elements: The severity of adverse
events like injury or deaths; the likelihood that injury, illness. or death should occur.
MORT Analysis - Answer-a combination of the fault tree and a probabilistic risk
assessment to provide overview of injury causes and areas of possible weakness in
safety plans
As a safety professional what are the main hazards that should can be observed on a
walk-through? - Answer-Impact, penetration, roll-over, chemical, heat/cold, harmful
dust, light (optical radiation), biologic, and electrical
Four areas where personal protective equipment is a major factor in accident prevention
- Answer-head protection, face and eye protection, feet protection, and hand protection
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