Allergies are uncommon in pet owners
Indicate whether the statement is true or false
F
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For compacting soil in trenches, an effective tool is the _____.
a. rubber-tired roller b. vibrating-plate compactor c. smooth steel-wheeled roller d. segmented pad roller
A(n) ______will display the service condition of a battery.
A. conductance tester B. hydrometer C. volt meter D. ammeter
PVC drain lines on rooftop units should be insulated:
A) To improve system efficiency. B) To prevent deterioration of the PVC from exposure to UV. C) To avoid heating the condensate water. D) To reduce the sound created by the high velocity through the drain.
Technician A says a manifold and gauge sets is a manifold block complete with gauges and charging hoses. Technician B says a can tap is a device used to pierce, dispense, and seal small cans of refrigerant. Who is correct?
A. Technician A only B. Technician B only C. Both A and B D. Neither A nor B