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HAZWOPER: Identifying Hazardous Materials – SS1036F (15 min.)
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1
Persons in good health are more likely to recover from toxic exposure.
True
False
2
Acute means quick.
True
False
3
Select the following incorrect statement to acids:
Certain acids, when mixed with other chemicals, can cause explosions
Always add wáter to acid, never acid to water
Store acids away from bases
None of the aboveNone of the above
4
IDLH means immediately dangerous to life and health.
True
False
5
The upper limit of a toxin concentration to which an average healthy person may be repeatedly exposed to on an all-day, every day basis, withouth suffering adverse health effects is known as:
Lethal dose
Lethal concentration
Threshold limit value
Immediately dangerous to life and health
6
A toxic effect described as a severe injury caused by a one-time, relatively short exposure to a harmful chemical substance, is known as:
Chronic
Latent
Acute
None of the above
7
Select the following incorrect statement relating to hazardous materials:
Air contaminants come in the form of gases, vapors and fumes
Injection of a hazardous material into the body is usually the result of a puncture wound.
You must not eat, drink, or smoke around chemicals
Solvents are not harmful to your health
8
Dusts, mists and smoke are forms of air contaminants known as particulates. These are:
Formed by evaporation of liquids or solids
Composed of solid or liquid particles suspended in air
Usually metallic and formed by welding, cutting or brazing operations
9
Irritant is the toxic effect of a substance which:
Injures the tissues of the respiratory system
Manifests itself after a period of time
Requires an incubation period
None of the above
10
Which of the following statements is inaccurate?
Toxicity is the effect of a specific dosage of a poison
The word acute, chronic, latent, and irritant, may define the effects of a toxic substance upon the body
Toxin is a poisonous compound usually generated by inorganic substances
A toxic substance can be absorped through the skin
11
Select the best answer relating to basic tips and general precautions when working with hazardous materials
Read MSDS/SDS sheets and warning labels on container
Clean up small spills
Ensure your work area is well ventilated
All of the above
12
Chronic is just another name for acute.
True
False
13
Dose is synonymous with concentration.
True
False
14
Identifying toxic materials by concentration is the only method of protecting individuals from potential health hazards.
True
False
15
Chronic exposures are possible in hazarous waste sites.
True
False
16
Read and follow the information on Material Safety Data Sheets or Safety Data Sheets.
True
False
17
Often you will see an identification number of a material and you can look up the specific hazardous material in:
The employee handbook
Your company’s policies and procedures
The Emergency Response Guidebook
All of the above
18
Which of the following is not a method of identifying hazardous materials?
The label
Placards
Panels with an ID number
The container shape