STSC Hazard Communication (HazCom) and Chemical Safety 4

Question 1

Under OSHA's HazCom standard, who is responsible for ensuring that Safety Data Sheets (SDS) are accessible to employees during their shifts?

Accepted Answer

The employer

Answer

Employers must ensure SDSs are readily accessible to employees during each work shift in their work areas.

Question 2

A construction worker finds an unlabeled container of liquid in a storage area. What is the correct first action?

Accepted Answer

Do not use it and report it to the supervisor

Answer

Unlabeled containers must never be used; the supervisor should be notified so the contents can be identified or properly disposed of.

Question 3

Which GHS pictogram specifically indicates a substance that is acutely toxic and may cause death or serious injury even in small amounts?

Accepted Answer

Skull and crossbones pictogram

Answer

The skull and crossbones GHS pictogram signals acute toxicity categories 1–3, representing severe or fatal hazards.

Question 4

What does Section 8 of a Safety Data Sheet address?

Accepted Answer

Exposure controls and personal protective equipment

Answer

SDS Section 8 covers exposure limits, engineering controls, and required PPE to minimize worker exposure.

Question 5

A supervisor notices that a chemical's container label has become unreadable due to weather exposure. What must be done before the chemical is used again?

Accepted Answer

Re-label the container with the required label elements

Answer

Containers with damaged or missing labels must be re-labeled with the required GHS label elements before use.

(STSC) Safety Trained Supervisor Construction Practice Test

(STSC) Safety Trained Supervisor Construction Practice Test

STSC Hazard Communication (HazCom) and Chemical Safety 4