Technician A says to use a coarse sandpaper when cleaning bimetal engines with super-smooth cast iron block surfaces. Technician B says a sharp gasket scraper is recommended for use on machined aluminum. Who is correct?
A. Technician A
B. Technician B
C. Both technicians
D. Neither technician
Answer: D
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What will be an ideal response?
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A. one B. two C. three D. four
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____________________ pipe and ____________________ pipe are two types of steel pipe
Fill in the blank(s) with the appropriate word(s).
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What common types of phase change materials are used for thermal storage systems?
What will be an ideal response?
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