Which of the following describes vapor suppression?

Vapor suppression is best described as the process of preventing the ignition of flammable vapors. This is crucial in hazardous materials management because it focuses on mitigating the risks associated with volatile substances, which can easily ignite and lead to fires or explosions if not properly managed.

When dealing with flammable materials, the primary goal is to reduce the likelihood of a hazardous event occurring. Vapor suppression techniques often involve various methods to reduce vapor concentrations and increase the safety of the area, thus effectively preventing the vapors from reaching their lower explosive limit (LEL), where ignition could occur.

In real-world applications, techniques such as using foam or certain barriers can help limit the presence of flammable vapors in the air, thus contributing to safety. Understanding this aspect of vapor suppression is essential for those involved in hazardous materials response and management.