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Confusing the Hazard with its Effects

“A hazard can cause harm or adverse effects.”
Sometimes a hazard is referred to as being the actual harm
or the health affect it caused rather than the hazard. For
example, the disease tuberculosis (TB) might be called a
hazard but in reality it is the TB-causing bacteria that are the
“hazard” or “hazardous biological agent”.
The TB causing bacteria is a hazard.
The risk is that a person who spends time in area where the
TB causing bacteria is (or may be present) will get
The controls appropriate to control a hazard associated with
the TB causing bacteria are different than the controls needed
to control the risk of getting tuberculosis.


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