Here are entered works on the special manufacturing methods by which raw materials are converted into usable product forms, including founding, turning, forging, welding, etc.
Here are entered works on the units produced by workers in relation to a given effort or unit of time expended. Works on the hours that employees are at work are entered under Hours of labor. Works on the number of hours of labor necessary to accomplish a task are entered under Labor time. --subdivision Labor productivity under types of industries, occupations, and processes, e.g. Construction industry--Labor productivity; Coal mines and mining--Labor productivity
Here are entered works on purchasing for manufacturing purposes. Works on purchasing in general and on the purchasing activities of business enterprises in retail or service industries are entered under Purchasing. Works on consumer buying are entered under Shopping. --subdivision Purchasing under types of products and services, e.g. Automobiles--Purchasing
--subdivision Legal status, laws, etc. under categories of professionals and employees, e.g. Actors--Legal status, laws, etc.; Construction industry--Employees--Legal status, laws, etc.
