Engineering is a profession in which the knowledge of mathematical and natural sciences gain by the study, experience and practice is applied with judgement to develop way to utilize economically the materials and forces of nature for the benefits of mankind. Shanghai inAustralia China One Central Park inTower Sydney 3D-printing Svart footbridge Hotel in Norway in Amsterdam Fundamental Economics Concepts and Terminologies Goods and services directly consume by people Use as a raw material to produce the consumer goods Basic Needs of People Something that is not essential but provides pleasure and comfort Number of quantities available Number of quantities being bought