Concrete

What will be happen when the air content was not in the concrete mix?
What happens to concrete with low air content?What does air content do to concrete?Does air content affect concrete strength?What does the air conten...
Steel reinforcement bars add stability to concrete walls Do they also enhance the insulating value of concrete?
Why steel bars are used in concrete?Why is steel reinforcement used in concrete construction?Why steel and concrete work well together?What is the be...