TB 61 Scrubber Systems

Question 1

TB 61 Scrubber Systems

WHAT ARE THEY

A means whereby contaminated air from various in industrial processes are cleaned and dried before being exhausted into the atmosphere. Contaminates recovered by these systems are stored at the scene in either barrels or vats for reuse, neutralization and/or disposal.

Answer 1

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Question 2

TB 61 Scrubber Systems

Recognizing a Scrubber System will tell you that you are working above or around a vat or tanks that contain vaporizing emissions of a hazardous nature.

They may or may not be flammable, but they certainly are a health hazard.

Answer 2

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Question 3

TB 61 Scrubber Systems

Fiberglass ducting is generally for nonflammable corrosive vapors and metal ducting is for flammable vapors or particulates.

• Roof ducting will show you the location of the hazard.

Answer 3

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Question 4

TB 61 Scrubber Systems

All Scrubber Systems evacuate air, put the contaminated air through a washer unit, and then dry it before exhausting to the atmosphere. With the exception of very large Scrubber Systems, most units will be located on the roof. The very large Scrubber Systems will usually be located at ground level, outside the building, and geographically close to the vaporizing emission process.

Answer 4

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Question 5

TB 61 Scrubber Systems

TYPES OF SYSTEMS

A. WATER WASH: Method - Particulate absorption, used for paint spraying operations.

B. FILTRATION: Method - Charcoal Absorption used for Vapor Removal.

C. CHEMICAL NEUTRALIZATION: Method - Chemical Absorption, used for Chlorine leaks etc.

D. THERMAL DESTRUCTION: Method - Combustion Chambers used for Burning Hydrocarbons.

Answer 5

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Question 6

TB 61 Scrubber Systems

Under fire fighting conditions, the ventilation team will probably be the first to discover it and they should communicate their findings immediately to the Incident Commander.

Answer 6

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