This video is very useful for GATE Chemical Engineering P&ID Topic. p&id drawings explained in Hindi

Credit to the following video for some of the valve images
   • What are Valve Positioners?  

This part describes P&ID symbols for different type of Valves, Control Valves, Safety Valves, Type of equipments, Type of strainer, Filter, Pumps, Exchangers, Columns etc.
Part 1 How to read P&ID | Piping details | P&ID symbols | GATE Chemical Engg | Hindi
   • Part 1 How to read P&ID | Piping det...  
Part 3 How to read P&ID | Instrumentations detail | P&ID symbols | P&ID drawings explained | Hindi
   • Part 3 How to read P&ID |  Instrumen...