What drain-cleaning device would be a good choice for a contractor who wants a low-cost device for only occasional use?
What will be an ideal response?
fish tapes
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When cleaning bearings, technician A always makes sure there is no cleaning solvent remaining on the bearing before packing the bearing with grease. Technician B carefully inspects the bearings and races for damage or signs of overheating. Which technician is correct?
A) Technician A only B) Technician B only C) Both technicians D) Neither technician
What is the weight, in pounds, of a 39.2°F (4°C) column of water that occupies 1 square foot and is 10 feet high?
a. 62.4 pounds b. 124.8 pounds c. 624.0 pounds d. 6,240.0 pounds
Technician A says that a data packet in a typical J1939 transaction consists of 7 fields. Technician B says that each field in a J1939 data packet has identical data volume. Who is correct?
A. Technician A only B. Technician B only C. Both A and B D. Neither A nor B
Technician A says to use masking tape temporarily over the lining material to help prevent getting grease on the lining. Technician B says that grease on the brake lining can cause the brakes to grab. Which technician is correct?
A) Technician A only B) Technician B only C) Both Technicians A and B D) Neither Technician A nor B