What is external sulphates attack?

Question

TuteeHUB · Accepted Answer

Presence of natural gypsum in the aggregates

TuteeHUB · Answer

Industrial waste water

TuteeHUB · Answer

Presence of natural gypsum in the aggregates

TuteeHUB · Answer

Hydraulic cements

TuteeHUB · Answer

Portland cement might be over-sulphated

1.	What is external sulphates attack?
A.	Industrial waste water
B.	Presence of natural gypsum in the aggregates
C.	Hydraulic cements
D.	Portland cement might be over-sulphated
Answer» B. Presence of natural gypsum in the aggregates

Discussion