Manufacturers have known the importance of being discreet since the start of the Industrial Revolution. History has definitely shown this approach to be the best way to safeguard all of a company’s technological, production and assembly secrets.
In recent years, however, manufacturers have also discovered the importance of using a discrete (different spelling) approach to design an assembly line. This approach requires that engineers view the line as a distinct series of events, each of which occurs at a particular instant in time. Between consecutive events, no change in the line is assumed to occur.