A flow sheet is a graphic representation of a process or set of procedures. It can also be called a process map, process diagram, or work flow chart. It is used to illustrate the different steps involved in a process or procedure, and the order in which they occur. Other synonyms for flow sheet can include flowchart, process flowchart, process flow diagram, process map, process overview diagram, workflow chart, process flow map, and process chart. All of these terms can be used interchangeably to describe a visual aid for tracking the progress of a task or a process.