OSHA Hazard Communication Standard 2 — Questions and Answers
Question 1: How many pictograms are used in the GHS labeling system under OSHA's Hazard Communication Standard?
- 6
- 9 (Correct answer)
- 12
- 4
Correct answer: 9
GHS uses nine standardized pictograms, though OSHA enforces eight of them.
Question 2: What shape and color border do GHS pictograms use?
- Yellow triangle
- Red-bordered diamond (square set on a point) (Correct answer)
- Blue circle
- Green square
Correct answer: Red-bordered diamond (square set on a point)
GHS pictograms are diamonds (squares set on a point) with a red border and black symbol.
Question 3: Which signal word indicates a more severe hazard on a GHS label?
- Caution
- Warning
- Danger (Correct answer)
- Notice
Correct answer: Danger
"Danger" is used for more severe hazards while "Warning" is used for less severe ones.
Question 4: A worker finds an unlabeled secondary container of a chemical left overnight. What should they do?
- Use it since it was likely labeled before
- Label it or ask the supervisor before use (Correct answer)
- Pour it down the drain
- Assume it is water
Correct answer: Label it or ask the supervisor before use
Secondary containers must be properly labeled before use to identify hazards.
Question 5: Which pictogram represents a health hazard such as carcinogenicity?
- Exploding bomb
- Flame
- Human silhouette with a starburst on the chest (Correct answer)
- Skull and crossbones
Correct answer: Human silhouette with a starburst on the chest
The health hazard pictogram shows a human silhouette with a starburst, used for carcinogens and respiratory sensitizers.
Question 6: What does the skull and crossbones pictogram indicate?
- Acute toxicity (fatal or toxic) (Correct answer)
- Mild skin irritation
- Environmental hazard
- Flammability
Correct answer: Acute toxicity (fatal or toxic)
The skull and crossbones pictogram signals acute toxicity that can be fatal or toxic.
Question 7: Under HazCom, who is responsible for classifying chemical hazards and providing the initial label?
- The end-user employee
- The chemical manufacturer or importer (Correct answer)
- OSHA inspectors
- The local fire department
Correct answer: The chemical manufacturer or importer
Chemical manufacturers and importers must classify hazards and provide labels and SDSs.
OSHA Hazard Communication Standard 2
How many pictograms are used in the GHS labeling system under OSHA's Hazard Communication Standard?