What does P&ID stand for, and what does it primarily show in a plant for safe operation and maintenance?

What does P&ID stand for, and what does it primarily show in a plant for safe operation and maintenance?

• A. Piping and Instrumentation Diagram; shows pipes, valves, instruments, and control loops for safe operation and maintenance.
• B. Process and Instrument Diagram; shows process equipment and instrumentation.
• C. Plant and Infrastructure Diagram; shows plant layout and support systems.
• D. Piping Layout and Instrument Control; shows piping routes and control devices.

Answer: (A)