Which of the following pull stations require the user to lift a cover or open a door before operating the pull station?
a. Single-action
b. Glass-break
c. Key-operated
d. Double-action
d. Double-action
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When riding single file, keep at least ____________________ horse's length(s) between horses.
Fill in the blank(s) with the appropriate word(s).
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What does ORM-D stand for?
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With a valve that is sized too ____, small movements of the valve restrictor may cause a change in flow that is larger than desired.
A. small B. large
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?Buffer tank sizing depends on the acceptable temperature rise of buffer tank water during the time the heat pump is off.
Answer the following statement true (T) or false (F)
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