Define "spill containment" in the context of HAZMAT operations.

In the context of HAZMAT operations, "spill containment" refers specifically to the measures taken to prevent the spread of hazardous materials during a spill incident. This encompasses a range of tactics and materials used to confine the spill, ensuring that the hazardous materials do not spread to uncontaminated areas or enter waterways, which could lead to greater environmental harm or public health risks.

The effectiveness of spill containment is critical in minimizing the impact of hazardous materials on the environment and in protecting human life. Techniques may include the use of physical barriers like containment booms, absorbent materials, or trenches, as well as strategies for controlling the leak source itself.

The other options, while related to the management of hazardous materials spills, do not accurately describe the concept of spill containment. Documentation, cleanup efforts, and identification are important aspects of HAZMAT response and management, but they function as secondary actions that follow initial containment efforts. Containment must occur first to effectively manage the spill and mitigate its effects.