Part 1 Flashcards
What Class of fire is a burning drum of waste oil?
A. Class A
B. Class B
C. Class K
D. Class D
Class B
There are four classes of fires: A is ordinary combustibles; B is flammable and combustible liquids; C involves electrical equipment; and D is combustible metals (Ref: The Fire Management Handbook, Della-Giustina).
Which is most dangerous?
A. Low voltage and high amperage
B. Low voltage and no amperage
C. High inductance and low voltage
D. High capacitance and high voltage
Low voltage and high amperage
What are the three components of the fire safety tree?
A. Control ignition sources, control fuels and control heat transfer
B. Protect life, conserve property and ensure business continuity
C. Fire safety objectives, prevent fire ignition and manage the fire impact
D. Control fuel, control the environment and suppress fire
Fire safety objectives, prevent fire ignition and manage the fire impact
What is the “wind chill index”?
A. An index describing the cooling effects of air temperature and wind speed.
B. An index describing the cooling effects of air temperature and humidity.
C. An index describing the cooling effects of humidity and wind speed.
D. An index describing the health risk of cold temperatures.
An index describing the cooling effects of air temperature and wind speed.
What is defined as the “resistance phase” of the stress reaction?
A. Employee starts getting weaker physically
B. A feeling of elation and lasting cardio-vascular strength
C. Prolonged stressful condition causes exhaustion followed by “hitting the wall”
D. Characterized by the continuation of the stress reaction, the body is depleted of energy and starts to experience health problems
Characterized by the continuation of the stress reaction, the body is depleted of energy and starts to experience health problems
How many points are typical on a box wrench?
A. 6 or 8
B. 8 or 16
C. 10 or 12
D. 6 or 12
6 or 12
What are the critical steps in chemical management?
A. Environmental assessment and chemical inventory
B. Chemical inventory and chemical identification
C. Hazard recognition and control
D. Chemical identification and hazard recognition
Chemical identification and hazard recognition
What is the most significant hazard associated with welding?
A. Electric shock from the arc welding equipment
B. Exposure to toxic gases and vapours produced by welding
C. Exposure to UV and IR radiation produced by arc welding
D. Burns from metal slag produced by metal air arc cutting
Exposure to toxic gases and vapours produced by welding
What is the hazard of cryogenics?
A. They create a unique biological hazard because the human immune system will not provide protection from this class of biohazards.
B. They are super-compressed liquids used in high tech manufacturing.
C. A class of chemicals that are highly reactive with organic material such as human tissues.
D. The liquid form of substances, normally gases at room temperature (oxygen, nitrogen and argon) create a severe tissue freezing and frostbite hazard.
The liquid form of substances, normally gases at room temperature (oxygen, nitrogen and argon) create a severe tissue freezing and frostbite hazard.
The use of risk management is an example of what type of control?
A. Concurrent
B. Preliminary
C. Post-action
D. Eustress
Preliminary
Which of the following is the lowest energy type of radiation?
A. UV
B. Gamma
C. Neutron
D. Radio waves
Radio waves
Gamma and neutron are ionizing radiation. UV, radio waves and microwaves are all non-ionizing radiation. The lowest energy form of non-ionizing radiation is radio waves (Ref: BCRSP Guide, OH Section)
Chemical foam extinguishing agents are best used on which type of fires?
A. Wood and paper
B. Electrical
C. Flammable and combustible liquids
D. Metal waste
Flammable and combustible liquids
What is a Class D fire?
A. a fire involving wood and paper
B. a fire involving flammable and combustible liquids
C. a fire involving combustible metals
D. a fire involving plastics and gasoline
a fire involving combustible metals
There are four classes of fires: A is ordinary combustibles; B is flammable and combustible liquids; C involves electrical equipment; and D is combustible metals (Ref: The Fire Management Handbook, Della-Giustina).
What is the definition of workplace stress?
A. Too much work and not enough money
B. Confused priorities that cannot be reconciled
C. Inability of employee to cope with work problems
D. Conflict between the organizational culture and management style
D. Conflict between the organizational culture and management style
Which of the following are risk factors for WMSDs?
A. Psychiatric factors
B. Poor lighting and poorly controlled thermal comfort
C. Repetitive, forceful or prolonged exertion involving the hands, shoulders, neck and back
D. Work at abnormal atmospheric pressures
Repetitive, forceful or prolonged exertion involving the hands, shoulders, neck and back
How are HAZOP studies used?
A. They are used in chemical and petroleum industries to identify the consequences of process flow deviations and others from the design intent.
B. They are used to ask a series of questions about a potential hazard scenario in a process.
C. They are used when conducting pre-startup reviews at the time of initial construction.
D. They are used to estimate the quantitative likelihood of a series of failure events hypothesized by the design team.
They are used in chemical and petroleum industries to identify the consequences of process flow deviations and others from the design intent.
What is a WMSD?
A. Workplace related musculoskeletal disorder
B. Work-related musculoskeletal disorder
C. Work-related muscular disability
D. Workplace related muscular disability
Work-related musculoskeletal disorder
Which of the following is the highest biological hazard?
A. BSL1
B. BSL4
C. BSL5B
D. BSL1A
BSL4
What is the principle of operation of a pneumatic conveyor?
A. Compressed air is used to power the drive gears of conveyor belt.
B. Compressed air is used to move small items or bulk materials through a series of tubes at relatively high velocity.
C. Bulk materials are moved along horizontally by a continuous spiral mounted on a pipe or a shaft.
D. A chain style conveyor driven by an electric motor through a drive sprocket at one end of the chain.
Compressed air is used to move small items or bulk materials through a series of tubes at relatively high velocity.
How is ergonomics related to the broader domain of occupational health and safety?
A. Ergonomics like health and safety in general involves systematic steps to identify hazards, take action to address them and follow-up to ensure interventions are effective.
B. Ergonomics is a specialty science and is not related to health and safety in the broader sense.
C. Ergonomics is closely related to risk management insofar as ergonomic risks are a major occupational health and safety risk.
D. Ergonomics is not related to health and safety.
Ergonomics like health and safety in general involves systematic steps to identify hazards, take action to address them and follow-up to ensure interventions are effective.
Factor(s) that negatively affect employee’s ability to balance work/life in the workplace include:
A. The salary of peers
B. Physical work environment
C. High control over work
D. Ability to design work processes
Physical work environment
Which of the following terms is the correct way to describe the system that companies put in place to manage the operational risks associated with workplace health and safety?
A. Occupational health and safety management
B. Occupational health and safety management system
C. Occupational health and safety program
D. Any of the above three terms is a correct way to describe the system that companies put in place to manage the operational risks associated with workplace health and safety.
Any of the above three terms is a correct way to describe the system that companies put in place to manage the operational risks associated with workplace health and safety.
How does the ergonomic domain relate to the accident theory domain?
A. Both recognize human error as a cause of accidents
B. Both recognize human error as a symptom of weaknesses in occupational health and safety management systems and as a cause of accidents
C. Both recognize that weakness in occupational health and safety management systems are a root cause of workplace accidents
D. Both of these domains consider humans at work to be the cause of accidents
Both recognize human error as a symptom of weaknesses in occupational health and safety management systems and as a cause of accidents
How many columns for support are there on a typical gantry crane?
A. one
B. two
C. three
D. four
two