Attendant Operator is a simple e-Book for ITI & Engineering Course Attendant Operator (Chemical Plant). It contains objective questions with underlined & bold correct answers MCQ covering all topics including all about the latest & Important about Hack-sawing, marking, punching, Chiseling, Filing, Drilling, countersinking, counter boring, reaming, Taping, melting point, boiling point, compare properties of metals & alloys, Fire extinguisher, pipe joints, fittings valves on pipes, dismantling, overhauling, cleaning &assembling valves, centrifugal pump, gear pump, metering pump, screw pump, multistage compressor, fluid flow, heat transfer and mass transfer operations, Shell and tube Heat exchangers, evaporators, Distillation columns, manufacturing processes and pressure vessels, petroleum refining, Solvent extraction, Leaching, Absorption, Crystallization, and Drying, Size reduction, mixing conveying, and filtration, chemical reactor, plant utilities- steam, cooling tower, chilled water and lots more.