"A block flow diagram (BFD) is a drawing of a chemical process. It is used to simplify and understand the basic structure of a system. A BFD is a type of flowchart used in industry. EdrawMax has a diverse range of symbols and signs for creating block flow diagrams. You can create different blocks for representing a single equipment and also an entire plant. A block flow diagram can also be made in different models for simplification. EdrawMax provides a complete collection of symbols and relevant tools for creating these diagrams easily and accurately. Hence, it is not only efficient, accurate but also saves a lot of time while drawing the diagrams.