Summary: Concrete is among the oldest of building materials; for example, it was the principal material in the dome of the Pantheon in Rome, completed in 128 AD. Research and innovation have led to radical changes in concrete and its applications,
Summary: Concrete is among the oldest of building materials; for example, it was the principal material in the dome of the Pantheon in Rome, completed in 128 AD. Research and innovation have led to radical changes in concrete and its applications,