Which of the following is the most appropriate method to prevent over-pressurization of a large building with high pressure drop return air duct?
A) Return fan.
B) Relief fans.
C) Gravity dampers.
D) Motor-operated dampers.
A) Return fan.
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The spider plant needs a constantly moist soil
Indicate whether the statement is true or false
Match the following descriptions to the correct breeding methods
a. collecting semen from the male animal and placing in reproductive tract of the female b. bringing the male animal to the female animal for mating c. male animal is allowed to roam freely with females in herd and mates when female is in heat 1. natural service 2. hand mating 3. artificial insemination
According to the text, companies like Harley-Davidson, Xerox, Procter and Gamble, and
Digital Equipment are all using some form of teams.
Indicate whether the statement is true or false.What type of vent is used with 80 percent Category I furnaces?
A) 90 percent efficiency furnaces do not require a vent. B) PVC C) Type B double-wall gas vent D) Single-wall stainless steel