Computer · Concrete Technology
Select the INCORRECT statement regarding concrete admixtures.
- 1Pozzolanic admixtures lower the peak hydration temperature, minimizing thermal shrinkage.
- 2Air-entraining admixtures help reduce segregation and bleeding phenomena in concrete.
- 3Damp-proofing admixtures can act as accelerators at the initial stage of hardening.
- 4Retarding admixtures decrease the initial setting time of concrete.✓
Correct answer
Retarding admixtures decrease the initial setting time of concrete.
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