Autoclaved Aerated Concrete (AAC). AAC is a lightweight cellular material which is formed by a chemical reaction between finely divided calcareous and siliceous materials.The calcareous component is usually lime and/or cement.utoclaved Aerated Concrete (AAC). AAC is a lightweight cellular material which is formed by a chemical reaction between finely divided calcareous and siliceous materials.
engineering science. Thesaurus. Definitions of engineering science. 1. n the discipline dealing with the art or science of applying scientific knowledge to practical problems. the branch of engineering science concerned with the design and construction of aircraft. application of biological principles to the study and design of engineering systems (especially electronic systems)
Engineering is the use of science and math to design or make things. People who do engineering are called engineers. They learn engineering at a college or university. Engineers usually design or build things. Some engineers also use their skills to solve technical problems.