Indoor plants and people like the same ____
a. air quality c. temperatures
b. amounts of sunlight d. surroundings
A
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What will be an ideal response?
Is the size of a vent based only on the fixture unit load on the drain?
What will be an ideal response?
Most modern friction discs have cushion springs to ________
A) Helps to smooth engagement of the clutch B) Increase centrifugal effect C) Move dust away from the clutch engagement surfaces D) Allow movement between the hub and outer disc assembly
What is the advantage of the extended media surface area in pleated filters?
A) Allows the filter to be flipped over when one side is dirty B) Allows the filter to be folded C) Much higher dust-holding ability D) Creates cyclonic filtration action between the pleats