Conditions and practice of each profession. Demand for clothing worn in work will have different characteristics in each profession. Humans think artificial fibres up to provide different features to suit each particular profession.
Conditions and career In the practice of the profession Need clothes to wear to work will look different in each profession. Human inventions such fibers to provide various features to fit each other professionally.
The career and work in the practice of each career. Demand for clothing worn at work are different in each profession. So human invent various fibers to provide qualified services to fit each career cuisine.