Concrete: Introduction

There is no escaping the impact concrete makes on your everyday life. Hoover Dam (4,360,000 cubic yards of concrete) What is in Concrete? Concrete is a composite material which is made up of a filler and a binder. ... is composed primarily of four complex compounds: tricalcium silicate, dicalcium silicate, tricalcium aluminate, and tetracalcium ... ................
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