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The Pantheon in Rome is an example of Roman concrete construction. Caesarea harbour: an example of underwater Roman concrete technology on a large scale. Roman concrete, also called opus caementicium, was used in construction in ancient Rome. Like its modern equivalent, Roman concrete was based on a hydraulic-setting cement added to an aggregate.
The major confusion involved for many people in this subject is the terminology used. Roman cement was originally the name given, by Parker, to the cement he patented which is a natural cement (i.e. it is a marl, or limestone containing integral clay, dug out of the ground, burnt and ground to a fine powder). [2] [5]
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Calcium is a binding agent in Roman concrete, which makes it remarkably strong. Figuring out where it came from was the key to solving this architectural mystery.
Roman concrete was superior to other concrete recipes (for example, those consisting of only sand and lime) [1] used by other cultures. Besides volcanic ash for making regular Roman concrete, brick dust can also be used. Besides regular Roman concrete, the Romans also invented hydraulic concrete, which they made from volcanic ash and clay. [2]
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The Apicius manuscript (ca. 900 CE) of the monastery of Fulda in Germany, which was acquired in 1929 by the New York Academy of Medicine. Apicius, also known as De re culinaria or De re coquinaria (On the Subject of Cooking), is a collection of Roman cookery recipes, which may have been compiled in the fifth century CE, [1] or earlier.
The Romans and Celts were believed to have been friendly, in part because of the lack of Roman forts discovered in Wales. But that may simply be from a dearth of searching. But that may simply be ...