When a hazardous material spill occurs, the proper action is to

• A. Evacuate the area and wait for instructions
• B. Post a warning sign and continue work
• C. Attempt to contain the spill with bare hands
• D. Notify the supervisor and the emergency response team or the designated spill cleanup contractor

Answer: (D)

When a hazardous material spill occurs, the immediate priority is to use the proper channel for a safe and effective response. Notifying the supervisor and the emergency response team or the designated spill cleanup contractor ensures that trained personnel with the right PPE, containment methods, and disposal procedures respond promptly. This minimizes exposure, prevents further spread, and aligns with the site's emergency action plan and regulatory requirements. Attempting to contain the spill with bare hands is dangerous and can cause injuries, while posting a warning and continuing work or simply waiting for instructions may leave others at risk or the spill unaddressed. Rely on the trained responders to assess hazards, coordinate isolation or evacuation if needed, and execute the appropriate cleanup.