Concrete St. Paul's Cathedral in London, UK. - Portland Cement

What is Concrete?

What is Concrete? What is Portland Cement? Bypassing Egypt and Greece, skip up to the mid 1700s, to the Isle of Portland, off of the county Dorset region of England. This area is on the southwestern peninsula of England in what is officially referred to as an “Area Of Natural Beauty,” or AONB. This island […]

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