HAZWOPER 40 COMPREHENSIVE ANSWERS AND
QUESTIONS SET A+
✔✔Biohazard agents include - ✔✔Bacteria, viruses, and fungi
Rickettsia and microorganisms transmitted by fleas
✔✔Which of the following should be included in a worksite hazard plan? - ✔✔Conduct a
comprehensive, baseline survey for safety and health and periodic update surveys
Change analysis of planned and new facilities, processes, materials, and equipment
Perform routine job hazard analysis
Conduct periodic and daily safety and health inspections of the workplace
✔✔What do we know about Job Hazard Analysis (JHA)? - ✔✔It is a technique that
focuses on job tasks as a way to identify hazards before they occur.
It focuses on the relationship between the worker, the task, the tools, and the work
environment
Ideally, after hazards are identified steps will be taken to eliminate the hazard to an
acceptable risk level
JHAs are also known as Activity Hazard Analysis, Job Safety Analysis, and Task
Hazard Analysis
✔✔Four major actions form the basis from which good hazard prevention and control
can develop. What are they? - ✔✔Comprehensive surveys, change analysis, hazard
analysis, safety and health inspections
✔✔In conducting a comprehensive survey, for many activities, what would be needed? -
✔✔Survey of noise levels
Review of respirator program
Review of ergonomic risk factors
✔✔A step by step review of an operation focusing on job tasks as a way to identify
hazards before they occur is known as: - ✔✔A hazard analysis
,✔✔What do we know about A/I investigations? - ✔✔They are tools for uncovering
hazards that were missed earlier or that slipped by the planned controls
All accidents and incidents should be investigated
Near misses are considered an incident
Six key questions: who, what, when, where, why, and how
✔✔What do we know about trend analysis? - ✔✔It is an analysis of injury and illness
trends over time
It looks for similar injuries and illnesses
✔✔Conveying information through supervisor chain of command, safety and health
committee member, voice mail box or a suggestion box are ways of gathering
information through - ✔✔Employee reports of hazards
✔✔After hazards are recognized and controls are put in place, additional analysis tools
can help ensure that the controls stay in place and other hazards don't appear. These
other tools include: - ✔✔Employee reports of hazard
Accident and incident investigations
Injury and illness trend analysis
✔✔What do we know about engineering controls? - ✔✔Designed to control hazard at its
source
The work environment and the job should be designed to eliminate or reduce hazards
Hazard controls include removal, substitution, and enclosure
✔✔Working on machinery while using lockout/tagout procedures is what kind of hazard
control? - ✔✔Safe work practices
✔✔The preferred sequence of applying systems used to prevent and control hazards
are: - ✔✔Engineering, safe work practices, PPE controls
✔✔Hazard correction info can be noted on an inspection report next to the hazard
description. This is an example of: - ✔✔system to track hazard correction
✔✔The process of using additional relief workers, exercise breaks, and rotation of
workers are examples of what kind of hazard control? - ✔✔Administrative
✔✔Good preventive maintenance plays a major role in ensuring that hazard controls
continue to function effectively. It also keeps new hazards from arising due to: -
✔✔Equipment malfunction
✔✔What are some of the steps in emergency planning? - ✔✔Survey of possible
emergencies and planning actions to reduce impact on the workplace
Employee info and training followed by emergency drills as needed
,✔✔The process of hazard prevention involves: - ✔✔Hazard recognition
hazard analysis/evaluation
Hazard control
✔✔The leading causes of fatalities on construction sites and are known as OSHA's
Focus Four and include: - ✔✔Electrocution , falls, struck by, and caught between
hazards
✔✔Traditional industrial hygiene type tests employed on hazardous waste sites are
examples of: - ✔✔Medical surveillance
✔✔The most common sound-induced injury is due to - ✔✔High frequency vibration
✔✔Which of the following is a form of chemical hazard? - ✔✔Dust, mist, liquid
✔✔Which of the following is an example of what might be caused by a physical hazard?
- ✔✔Explosion
✔✔When describing a chemical hazard, the term fume would be an example of a
physical characteristic - ✔✔True
✔✔Why is toxicology important? - ✔✔Toxicology provides an understanding of how
poisons' enter the body and cause damage
✔✔Toxicology included understanding how - ✔✔chemicals and other agents
✔✔In terms of the dose-response, which of the following are true? - ✔✔Small doses of
a substance might be harmless or beneficial whereas larger doses could be toxic
All substances are poisons; there is non which is not a poison
The right does of a substance differentiates a poison and a remedy
✔✔Which type of toxicology is most concerned with toxins in the workplace? -
✔✔Industrial
✔✔Radiation is a type of physical hazard - ✔✔True
✔✔Death is one example of a dose response - ✔✔True
✔✔Which of the following might be considered an example of a dose response/ -
✔✔Unconsciousness
, ✔✔____ is the amount of a chemical or physical agent that comes into contact with part
of a living organism - ✔✔dose
✔✔Three toxins that might be encountered in the workplace are - ✔✔heavy metals,
solvents, and radioactive materials
✔✔Route of exposure is the means by which - ✔✔chemicals can contact or enter the
body
✔✔Lower ppm is more or less toxic - ✔✔More
✔✔Which of the following is NOT a Permissible Exposure Limit (PEL) standard? - ✔✔8-
hour day/40-hour week PEL
✔✔Which of the following is an example of what might be caused by a physical hazard?
- ✔✔Explosion
✔✔The toxic effects of a dose are related to which of the following? - ✔✔Age and body
size
✔✔Route of exposure is the means by which - ✔✔chemicals can contact or enter a
body
✔✔Toxicology is the science of - ✔✔poisons
✔✔Toxicology includes understanding how ___ can cause harm to our bodies -
✔✔Chemicals and other agents
✔✔What organization establishes the workplace exposure standards known as
Permissible Exposure Limits? - ✔✔OSHA
✔✔Which of the following is an example of what might be caused by a health hazard? -
✔✔Poison Ivy Rash
✔✔Hazardous chemical means any chemical which is classified as a physical hazard or
a health hazard and which of the following: - ✔✔a simple asphyxiant, a combustible
dust, a pyrophoric gas
✔✔OSHA's Hazard Communication Standard has been adopted to ensure that
employers and employees: - ✔✔Know about work hazards and how to protect
themselves
QUESTIONS SET A+
✔✔Biohazard agents include - ✔✔Bacteria, viruses, and fungi
Rickettsia and microorganisms transmitted by fleas
✔✔Which of the following should be included in a worksite hazard plan? - ✔✔Conduct a
comprehensive, baseline survey for safety and health and periodic update surveys
Change analysis of planned and new facilities, processes, materials, and equipment
Perform routine job hazard analysis
Conduct periodic and daily safety and health inspections of the workplace
✔✔What do we know about Job Hazard Analysis (JHA)? - ✔✔It is a technique that
focuses on job tasks as a way to identify hazards before they occur.
It focuses on the relationship between the worker, the task, the tools, and the work
environment
Ideally, after hazards are identified steps will be taken to eliminate the hazard to an
acceptable risk level
JHAs are also known as Activity Hazard Analysis, Job Safety Analysis, and Task
Hazard Analysis
✔✔Four major actions form the basis from which good hazard prevention and control
can develop. What are they? - ✔✔Comprehensive surveys, change analysis, hazard
analysis, safety and health inspections
✔✔In conducting a comprehensive survey, for many activities, what would be needed? -
✔✔Survey of noise levels
Review of respirator program
Review of ergonomic risk factors
✔✔A step by step review of an operation focusing on job tasks as a way to identify
hazards before they occur is known as: - ✔✔A hazard analysis
,✔✔What do we know about A/I investigations? - ✔✔They are tools for uncovering
hazards that were missed earlier or that slipped by the planned controls
All accidents and incidents should be investigated
Near misses are considered an incident
Six key questions: who, what, when, where, why, and how
✔✔What do we know about trend analysis? - ✔✔It is an analysis of injury and illness
trends over time
It looks for similar injuries and illnesses
✔✔Conveying information through supervisor chain of command, safety and health
committee member, voice mail box or a suggestion box are ways of gathering
information through - ✔✔Employee reports of hazards
✔✔After hazards are recognized and controls are put in place, additional analysis tools
can help ensure that the controls stay in place and other hazards don't appear. These
other tools include: - ✔✔Employee reports of hazard
Accident and incident investigations
Injury and illness trend analysis
✔✔What do we know about engineering controls? - ✔✔Designed to control hazard at its
source
The work environment and the job should be designed to eliminate or reduce hazards
Hazard controls include removal, substitution, and enclosure
✔✔Working on machinery while using lockout/tagout procedures is what kind of hazard
control? - ✔✔Safe work practices
✔✔The preferred sequence of applying systems used to prevent and control hazards
are: - ✔✔Engineering, safe work practices, PPE controls
✔✔Hazard correction info can be noted on an inspection report next to the hazard
description. This is an example of: - ✔✔system to track hazard correction
✔✔The process of using additional relief workers, exercise breaks, and rotation of
workers are examples of what kind of hazard control? - ✔✔Administrative
✔✔Good preventive maintenance plays a major role in ensuring that hazard controls
continue to function effectively. It also keeps new hazards from arising due to: -
✔✔Equipment malfunction
✔✔What are some of the steps in emergency planning? - ✔✔Survey of possible
emergencies and planning actions to reduce impact on the workplace
Employee info and training followed by emergency drills as needed
,✔✔The process of hazard prevention involves: - ✔✔Hazard recognition
hazard analysis/evaluation
Hazard control
✔✔The leading causes of fatalities on construction sites and are known as OSHA's
Focus Four and include: - ✔✔Electrocution , falls, struck by, and caught between
hazards
✔✔Traditional industrial hygiene type tests employed on hazardous waste sites are
examples of: - ✔✔Medical surveillance
✔✔The most common sound-induced injury is due to - ✔✔High frequency vibration
✔✔Which of the following is a form of chemical hazard? - ✔✔Dust, mist, liquid
✔✔Which of the following is an example of what might be caused by a physical hazard?
- ✔✔Explosion
✔✔When describing a chemical hazard, the term fume would be an example of a
physical characteristic - ✔✔True
✔✔Why is toxicology important? - ✔✔Toxicology provides an understanding of how
poisons' enter the body and cause damage
✔✔Toxicology included understanding how - ✔✔chemicals and other agents
✔✔In terms of the dose-response, which of the following are true? - ✔✔Small doses of
a substance might be harmless or beneficial whereas larger doses could be toxic
All substances are poisons; there is non which is not a poison
The right does of a substance differentiates a poison and a remedy
✔✔Which type of toxicology is most concerned with toxins in the workplace? -
✔✔Industrial
✔✔Radiation is a type of physical hazard - ✔✔True
✔✔Death is one example of a dose response - ✔✔True
✔✔Which of the following might be considered an example of a dose response/ -
✔✔Unconsciousness
, ✔✔____ is the amount of a chemical or physical agent that comes into contact with part
of a living organism - ✔✔dose
✔✔Three toxins that might be encountered in the workplace are - ✔✔heavy metals,
solvents, and radioactive materials
✔✔Route of exposure is the means by which - ✔✔chemicals can contact or enter the
body
✔✔Lower ppm is more or less toxic - ✔✔More
✔✔Which of the following is NOT a Permissible Exposure Limit (PEL) standard? - ✔✔8-
hour day/40-hour week PEL
✔✔Which of the following is an example of what might be caused by a physical hazard?
- ✔✔Explosion
✔✔The toxic effects of a dose are related to which of the following? - ✔✔Age and body
size
✔✔Route of exposure is the means by which - ✔✔chemicals can contact or enter a
body
✔✔Toxicology is the science of - ✔✔poisons
✔✔Toxicology includes understanding how ___ can cause harm to our bodies -
✔✔Chemicals and other agents
✔✔What organization establishes the workplace exposure standards known as
Permissible Exposure Limits? - ✔✔OSHA
✔✔Which of the following is an example of what might be caused by a health hazard? -
✔✔Poison Ivy Rash
✔✔Hazardous chemical means any chemical which is classified as a physical hazard or
a health hazard and which of the following: - ✔✔a simple asphyxiant, a combustible
dust, a pyrophoric gas
✔✔OSHA's Hazard Communication Standard has been adopted to ensure that
employers and employees: - ✔✔Know about work hazards and how to protect
themselves
