✴This app is the best resource for your Engineering Chemistry Study.✴ 【Topics Covered Based On Below Concepts】 *Electro Chemistry and Corrosion *Variation of Conductance with dilution *Electro chemical cell (or) Galvanic cell *Reference Electrodes *Battery Chemistry *Numerical Problems *Wet corrosion or electrochemical corrosion *Types of corrosion *Corrosion control methods *Metallic coatings *Surface coatings *Water and It’s Treatment *Determination of Hardness of Water by Winkle