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Only 1 in 10 Can Pass This Concrete Construction Quiz
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What happens if air bubbles remain in concrete?
Correct
Air pockets reduce density and strength. Vibrating concrete removes trapped air and improves durability.
Incorrect
Air pockets reduce density and strength. Vibrating concrete removes trapped air and improves durability.
A
Stronger slab
B
Structural weakness
C
Faster curing
D
Better color
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