Concrete is everywhere around us in the modern world. It can be used to create so many things we use every day, from the streets we walk on, to a concrete coffee table, and has even been used to create an iPhone case. You might think that concrete is a marvel of the modern world, concrete has been around for a lot longer than you might think! Like, a lot longer. We’re talking like biblical times. Concrete has been in use since as early as 700 BC. Now concrete is even more pervasive than ever. There is more than 1
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