In the world of chemical, mechanical, and industrial engineering, few subjects are as critical as . This discipline forms the nervous system of any modern industrial plant—from oil refineries to pharmaceutical manufacturing units. Without precise measurement and automated control, processes would be inefficient, unsafe, and economically unviable.
In the world of industrial plants, there is an "invisible maestro" constantly waving a baton to ensure everything stays in harmony. We call it . Without it, a simple chemical reaction could turn into a catastrophic failure in seconds. instrumentation and process control d.c. sikdar pdf