There is Something About Engineering

it is well known job, engineering but nobody knows what the engineering means,engineering is art which is collect and mixture art and science in addition engineers have to be economic when they create some work
engineers have to select material which is strong and cheap for instance steel steel is very cheap and strong then other materials in this days a lot of subdivision of industy choose steel for structure
but on the other hand carbon fiber is new and more strong and more light than steel and they can use it on f 1 cars but it is more expensive then steel
finally we can say engineering is art of economy in the industry.