A risk assessment is a three-step process to identify hazards, analyze the risks associated with hazards, and determine how to eliminate or control hazards. An adverse health effect is any change in the body that can lead to disease or health problems, such as injury, disease, genetic effects, decreased lifespan, or stress-related changes. Common types of hazards include chemical, electrical, ergonomic, psychological, radiation, biological, and physical hazards that can threaten health and safety.

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8. • What is a risk assessment?
Risk assessment is the process where you:
•  identify hazards,
 analyze or evaluate the risk associated with that
hazard, and
 determine appropriate ways to eliminate or
control the hazard.

9. • What is an adverse health effect?
A general definition of adverse health effect is "any change in body
function or the structures of cells that can lead to disease or health
problems". Adverse health effects include:
•  bodily injury,
 disease,
 change in the way the body functions, grows, or develops,
 effects on a developing fetus (teratogenic effects, fetotoxic effects),
 effects on children, grandchildren, etc. (inheritable genetic effects)
 decrease in life span,
 change in mental condition resulting from stress, traumatic experiences,
experiences, exposure to solvents, and so on, and
•  effects on the ability to accommodate additional stress.

10. Types of Hazard
1. Chemical - A chemical hazard is any substance that can cause harm, primarily to people.
Chemicals of all kinds are stored in our homes and can result in serious injuries if not
properly handled. Household items such as bleach can result in harmful chlorine gas or
hydrochloric acid if carelessly used.
• 2. Electrical - An electrical hazard can be defined as a dangerous condition where a worker
could make electrical contact with energized equipment or a conductor, and from which the
person may sustain an injury from shock; and/or, there is potential for the worker to receive
an arc flash burn, thermal burn, or blast injury.
Working near an electrical hazard is dangerous and can be fatal. With adequate safety
measures in place, every electrical injury and fatality can be prevented.
• An electric hazard is considered to be removed when protective measures are put in
place at the source (remove hazard or de energize), or along the path
(place electrical insulation/barrier between the worker and the electrical hazard).

11. • 3. Ergonomic - Ergonomic hazards impact employers and workers and
their
families.
• a. Poor workplace design, awkward body mechanics or postures,
repetitive movements, and other ergonomic hazards induce or contribute to
a staggering
number of cumulative trauma disorders.
• b. Cumulative trauma disorders (CTD) affect hands, wrists, elbows,
arms, shoulders, the lower back, and the cervical spine area. Structures
involved include tendons, muscles, bones, nerves, and blood vessels. One
can plan strategies for abatement by learning to recognize the hazards that
contribute to CTD.
• 4. Psychological - The psychosocial hazard has recently been
acknowledged in
legislation as a workplace hazard. This type of hazard relates to mental
health
and behavioral disorders.

12. • 5. Radiation - Radiation Hazard (RADHAZ) describes the hazards of
electromagnetic radiation to fuels, electronic hardware, ordinance, and personnel.
In the military these hazards are segregated as follows:
• 1) Hazards of Electromagnetic Radiation to Personnel (HERP)
2) Hazards of Electromagnetic Radiation to Ordnance (HERO)
3) Hazards of Electromagnetic Radiation to Fuel (HERF)
• 6. Biological - A biological hazard, or biohazard, is anything coming from
living
organisms (i.e. pollen, fungi, animals, insects, bacteria and viruses) that could be
a threat to someone's health.
• 7. Physical - Physical hazards are those substances which threaten your physical
safety. The most common types of physical hazards are:
* Fire
* Explosion
* Chemical Reactivity