Which spill control tactic includes using chemicals to alter the harmful nature of a substance?

• A. Damming
• B. Neutralization
• C. Diverting
• D. Vapor suppression

Answer: (B)

Neutralization is a spill control tactic that involves using chemicals to change the harmful nature of a substance, often by transforming it into a less dangerous form. This process can involve reactions that either neutralize acid or base spills or chemically alter hazardous materials to mitigate their risks. By applying neutralizing agents, responders can effectively reduce the potential for harm to both people and the environment, making this approach essential for handling hazardous materials.

In contrast, damming focuses on creating barriers to contain the spread of a liquid spill without chemically altering it. Diverting involves redirecting a spill away from critical areas, often using physical barriers or channels. Vapor suppression aims to minimize harmful vapors from volatile substances by covering them with foam or other agents, helping to reduce inhalation risks but not altering the chemical nature of the spill itself. Each of these methods plays a role in spill management, but neutralization is specifically geared towards changing the harmful characteristics of hazardous materials through chemical means.