What type of particles are scrubbers typically used to remove?

Prepare for the NEHA Registered Environmental Health Specialist/Registered Sanitarian Exam. Study with flashcards and multiple choice questions, each question includes hints and explanations. Excel in your exam!

Scrubbers are primarily designed to remove particulates and pollutants from air or gas streams, and they are particularly effective for capturing fog, mist, and dust. This is primarily because these types of particles can be suspended in air and are often present in industrial emissions or flue gases. Scrubber systems use either a liquid or solid coating to interact with these particles, effectively capturing them before they can be released into the atmosphere.

The effectiveness of scrubbers in targeting aerosols, which include fog and mist, highlights their role in improving air quality by preventing these particulates from contributing to pollution, respiratory issues, or visibility problems. Additionally, scrubbers can also assist in reducing other gaseous pollutants as part of a comprehensive emission control system; however, their distinctive capability is in handling larger particle sizes such as dust or mists.

Each of the other options suggests different types of particles or states of matter, such as nonsoluble vapor, steam, or gaseous pollutants, which do not align as directly with the primary function of scrubbers. While scrubbers can interact with gases, their main application and effectiveness are associated with capturing solid particles and liquid mists suspended in gaseous streams. Thus, identifying fog, mist, or dust as the target for

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