👉 Lysimeter is a device used in the field of water treatment to monitor and control the pH level of wastewater. It consists of a chamber that contains a solution of an acidic or alkaline substance (such as sodium hydroxide, calcium carbonate, etc.) and a sensor that measures the pH level of the water entering the chamber. The lysimeter is typically used in combination with a chemical treatment process to adjust the pH level of the wastewater based on the desired acidity. This adjustment can be made