Like input-output symbols, process boxes have a single line connecting it to the previous flowchart step and a single line leading to the next one. A flowchart may contain any number of process boxes.

KPIV is a process input that can determine product quality. Analyzing it can be time-consuming but worthwhile. You can utilize cause-and-effect matrices to see the overall effect on your project ...

Mechanical control systems (staplers, car windows) use parts for movement/force control. They include input, process, and output. Types of motion: linear, rotary, reciprocating, oscillating.