Think You Know Concrete? Most Homeowners Don't

What is rebar used for inside a concrete slab?

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Correct Incorrect Rebar (steel reinforcing bar) is embedded in concrete to add tensile strength. Concrete is strong under compression but weak when pulled or bent, so rebar prevents cracks.

What is rebar used for inside a concrete slab?

To add color
To add tensile strength
To absorb rainwater
To keep insects out

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