WORLD HISTORY

Detailed explanation-1: -The development of concrete to form the structural core of buildings was one of the most important innovations in Roman architecture. Concrete is easier and quicker to use than cut stone, and its raw materials are cheap and easy to transport.

Detailed explanation-2: -Roman concrete consisted of a mixture of a white powder known as slaked lime, small particles and rock fragments called tephra ejected by volcanic eruptions, and water.

Detailed explanation-3: -The use of concrete, combined with the employment of true arches allowed for vaults and domes to be built, creating expansive and breathtaking interior spaces.

Detailed explanation-4: -The development of Roman concrete helped to advance the building of monumental domes, as structures were no longer limited to the shape and weight of stone. Roman concrete, also known as ‘opus caementicium, ‘ was made from pozzolanic ash, which provided durability and helped prevent cracks.

Detailed explanation-5: -Although the Ancient Roman Civilization were not the ones to discover concrete, they were the first people to widely use concrete as a building material [8]. The Roman civilization began as an Italic settlement on the Italian Peninsula in 753 BCE.