Knowledge applied to practical purposes, especially in industry, commerce, science and art
Machines and equipment developed using technology
The discipline dealing with the art of applying knowledge to practical problems. eg. schools and universities where this specialty is emphasized may use the word "Polytech" in their names.
eg. artists purchase paint, brushes, canvas, easels, etc. or they learn how to make what they need for the project at hand. Both methods result in contemporary art.