Hazardous materials include all of the following EXCEPT ________
A) Engine oil B) Water C) Asbestos D) Brake cleaner
B
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An Army Corps of Engineers project for improving navigation on the Ohio River will have an initial cost of $6,500,000 and annual maintenance of $130,000. Benefits for barges and paddle wheel touring boats are estimated at $820,000 per year. The project is assumed to be permanent and the discount rate is 8% per year. Determine if the Corps should proceed with the project.
What will be an ideal response?
Can changes in atmospheric pressure affect refrigeration gauge pressure readings?
A) Changes in atmospheric pressure can affect the final reading by changing the calibration point of the gauges. B) Atmospheric pressure changes can affect high-pressure gauge readings, but not compound gauge readings. C) Atmospheric pressure changes can affect compound gauge readings, but not high-pressure gauge readings. D) Since refrigeration systems are closed to the atmosphere, atmospheric pressure has no effect on refrigeration gauge pressure readings.
The lockwasher used on a 3/8-inch bolt has a 17/64-inch inside diameter and a 3/4-inch outside diameter. What is the difference in inches between the inside and outside diameters?
A. 27/64 B. 29/64 C. 31/64 D. 33/64
What type of cell can be recharged?
A. primary B. secondary