Once a water-softener installation is completed, the unit must be _____.

a. backwashed
b. decontaminated
c. disinfected
d. calibrated


c. disinfected

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Which of the following is true of waste heat boilers?

A. They improve efficiency. B. They cost more money. C. They require specialized training. D. They required additional personnel.

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What are the differences between a permanent-magnet stepper motor and a variable reluctance stepper motor?

What will be an ideal response?

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All vehicles use an electronic flasher unit.

Answer the following statement true (T) or false (F)

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ASE-Style Multiple Choice The ____ is obtained by mixing slightly more oxygen than acetylene.

A. torch flame B. neutral flame C. oxidizing flame D. carburizing flame

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