The spores from many molds produce an allergic reaction in many individuals. If mold spores in the air were to be considered a colloid, which technique would remove the spores best from a functioning air conditioner duct?
A)Place a filter made from woven fiberglass fibers in the duct.
B)Install an electrical device with both positive and negative poles.
C)Install an ultraviolet light producing device in the duct.
D)All of these responses work to the same extent.

Question

Quizplus · Accepted Answer

An electrical device with both positive and negative poles can effectively remove colloidal particles like mold spores from the air by charging them and causing them to be attracted to oppositely charged plates, thus removing them from the air stream.

The Spores from Many Molds Produce an Allergic Reaction in Many