By blending scientific, economic and social knowledge, we develop a disciplined art form of an occupation. All this applied knowledge is necessary to build mechanical devices and systems that improve people's lives. A career in the engineering department is about putting scientific principles into practice in order to meet social and consumer needs. Engineers develop efficient solutions to technical problems. There are several branches that derive and create detailed tasks for each engineering component. The reason for choosing a specific career in engineering, such as chemical, electrical, civil or mechanical, is to pursue a profitable and intellectually stimulating profession in the private sector. The wide range of particular technological areas to work with is made possible by this field. One branch that deals directly with the application of physical science is chemical engineering. The goal of this profession is to convert raw materials or chemicals into a more useful form for society. Chemical engineers' working examples consist of nanotechnology and fuel cells. Large-scale manufacturing is made possible by these specific engineers as they design, maintain, and improve the process. Chemical engineers rearrange the structure of molecules and design chemical processes that can alter raw materials. Paper mills, fertilizer producers and many other types of companies will be looking for their expertise. Chemical engineers created their own innovation by using their knowledge of chemistry, physics and mathematics to create, implement and mass produce their ideas (Bureau of Labor Statistics). Chemical engineers increase our nation's economic status by proposing new ideas in... middle of paper... private sector profession. A cup can be half full or half empty depending on the attitude of the spectator. In one engineer's thoughts, it is twice as large as it should be. By mixing scientific, economic, social and practical knowledge, we develop all the many branches of engineering. A career in the engineering department is about putting scientific principles into practice in order to meet social and consumer needs. This profession will continue to grow and develop together with society. Works CitedBureau of Labor Statistics, US Department of Labor, Occupational Outlook Handbook, 2010-11 Edition, Engineers, on the Internet at http://www.bls.gov/oco/ ocos027.htm (accessed July 25, 2011). “What is mechanical engineering?” me.columbia.edu. Columbia University and Web. July 25 2011. .