What should be done if the pH level of water in a chilled-water system is 7.2, add _____.
a. acid to the water
b. alkalinity to the water
c. nothing to the water
d. a neutralizer to the water
c. nothing to the water
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Comparison of actual cost with estimated costs during the project is not an accurate measure of current project success.
Answer the following statement true (T) or false (F)
There is a definite link between the town of Hamburg and the food we call hamburger
Indicate whether the statement is true or false
When should you approach the customer about the potential cost of a required part?
A) Before replacing the part B) You should let them find out when they receive the bill. C) On the phone after you have left D) Just before you leave the job
Technician Asays directional tires will have markings on the sidewall to indicate how the tire must be mounted to the vehicle. Technician B says tire tread patterns may be symmetric or asymmetric. Who is correct?
A. A only B. B only C. both A and B D. neither A nor B