Filters are rated based on which of the following systems?
A) Retention ratio value.
B) HEPA rating value.
C) Material holding value.
D) MERV rating value.
D) MERV rating value.
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All water plants except floater species require containers
Indicate whether the statement is true or false
The proper operation of a vacuum brake booster requires that the engine be capable of supplying at least ________
A) 17 in. Hg vacuum B) 19 in. Hg vacuum C) 21 in. Hg vacuum D) 15 in. Hg vacuum
Temperatures exceeding the upper limit of an animal's thermoneutral zone will have no effect on animals
Indicate whether this statement is true or false.
When it is necessary to perform electrical work in an area that has a damp or wet floor, which of the following can be done to minimize the chance of electrical shock?
A. Place a rubber mat on the floor. B. Use a wooden ladder. C. Wear insulated boots and gloves. D. All of the above