A great many automobile batteries probably go bad because of the accidental entry of ____ into a cell.
a. dirt
b. water
c. sulfuric acid
d. air
a. dirt
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What type of boilers work at higher operating pressures?
A) Fire tube B) Straw tube C) Water tube D) Steam tube
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Granular fertilizers should be started in _____
A) spring B) summer C) winter D) fall
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An animal that can provide milk and pull a plow would be considered a ___________ animal
a. Dual-purpose c. Work b. Plow d. Meat
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This is the connecting of two wythes to form stability within the wall:
A. bond B. CMU C. pattern D. wythe E. none of the above
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