____is a chemical used in pressure-treated wood, including PWF and SIP foundations, to protect wood from rotting due to insects and microbial agents.
A. Chromium copper dioxide
B. Copper sulfate
C. Chromated nitrogen arsenate
D. Chromated copper arsenate
Answer: D
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Technician A says that Mack Trucks driver information display (DID) can be used to read active engine fault codes. Technician B says that DID can be used to inhibit a DPF regeneration event. Who is correct?
A. Technician A only B. Technician B only C. Both A and B D. Neither A nor B
Why is "inches of water column" used to measure gas pressure instead of psig?
What will be an ideal response?
This problem is based on the following cash flows for alternatives X and Y at an interest rate of 10% per year.
 FIGURE 1.png)
In comparing the alternatives on a future worth basis, the FW of machine X is closest to:
(a) $23,160
(b) $40,560
(c) $58,950
(d) $71,860
In order to activate the low-low ratio in a deep-reduction transmission in a heavy-duty truck which of the following must be done?
A. actuate the split-shifter B. actuate the deep-reduction valve C. stop the truck D. all of the above