What is a hazard?
Something with potential to cause harm
What is a risk?
The likelihood of harm occuring
What is a risk factor?
Increase the risk of harm
What is a protective factor?
Decrease the risk of harm
What is susceptibility?
Influences the likelihood that something will cause harm
What are different kinds of hazards?
What are different routes of exposure?
What are some factors that influence the degree of risk?
How much a person is exposed
How the person is exposed
Conditions of exposure
What does risk combine?
The probability that a particular outcome will occur and the severity of the harm involved
What can be said about risk to different people?
People perceive risk differently
What are the 3 principles that govern how people perceive risk differently?
Feeling in control (voluntary vs involuntary)
Size of the possible harm
Familiarity with the risk
Are voluntary or involuntary risk perceived as having greater risk?
What is involuntary risk?
Situations where we believe we have little control
What is voluntary risk?
Situations where we believe we have some control
How does familiarity of risk change the risk?
Risk that are less familiar with are perceived as being greater than familiar ones
What are individual variables in risk perception?
Attitudes towards risk
What are the 2 broad categories of risk from the environment?
Direct pathological effect
What are examples of direct environmental risks to health?
Physical (radiation, noise and vibration)
Chemical (pesticides, volotile organic compounds)
Biological (infectious agents, allergic substances)
What are examples of indirect environmental risks to health?
Transport (encouraging walking or not)
Town planning (access to amenities)
What are different categories of hazourdous exposure?
What are examples of hazardous exposure from diet?
What is example of hazardous exposure from inhalation?
Environmental tobacco smoke
What are examples of hazardous exposure from dermal?
Why was asbestos used in construction?
Good insulating properties
What do disasters lead to?
Exposure to hazardous agents
What are examples of disasters leading to exposure of hazardous agents?
9/11 caused asbestos containing dust to be released
Industrial accident near Milan in 1976 caused exposure to TCDD
Pesticide plant released 40 tons of MIC gas by mistake in 1984
How many fatal occupational health injuries occur in the UK each year?
What line of work are most fatal occupational health injuries in?
How many non-fatal occupational health injuries are there each year?
How many deaths per year are due to past exposure to harmful working conditions?