Part 1
Select all answers that are correct
Group of answer choices
a. Sulphate, silica, carbonation and chloride can cause chemical
damage to concrete.
b. Concrete is a mixture of Portland cement, water, aggregates
and admixtures.
c. Concrete can be damaged by fire, freezing weather, aggregate
expansion, bacterial corrosion and leaching.
d. None of the answers is correct.
e. Concrete has been around for thousands of years.
Part 2
Chemical admixtures:
Group of answer choices
a. can increase the curing...