Strength of concrete is _______

Durability of concrete is proportional to _____

What is internal sulphates attack?

The addition of a pozzolanic admixture such as fly ash reduces the ________

The continuous strain, which the concrete undergoes due to application of external loads, is called ______

How many types of sulphates attack occur in concrete?

Low w/c ratio helps to control suphate attack.

Strength of concrete show an increase with _____