Introduction

Water Chemistry is a vital field that explores the chemical characteristics and processes of water in various environments, essential for maintaining water quality and ecosystem health. This discipline covers the fundamental chemistry of water, including key concepts such as Dissolved Oxygen (DO), Biological Oxygen Demand (BOD), and Chemical Oxygen Demand (COD), which are critical indicators of water quality and pollution levels.

Through these comprehensive insights, Water Chemistry provides the foundation for effective water management practices and the preservation of aquatic ecosystems.

Objectives

After going through this unit you will be able to:

1. describe chemistry of water;

2. understand the concept of DO, BOD, COD;

3. know about various processes which include coagulation, filtration, etc..