What are the relative humidity limits recommended for residences?
A. 20% to 40%
B. 30% to 50%
C. 40% to 60%
D. 50% to 70%
Answer: C
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One of the most common problems veterinarians see in dogs and cats today is _____
A) obesity B) skin disorders C) bad hygiene D) poor teeth
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Copper-coated steel ground rods must be listed and be at least __________ in diameter.
a. 1/2 inch b. 5/8 inch c. 3/4 inch d. 1 inch
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