1000ml of distilled water was managed to create a 1000ppm stock solution of Methylene Blue. 25ml of the stock solution, which had been concentrated to 25ppm, was taken, and 0.1g of produced biochar was added. After stirring the mixture for 1 hour, the solution was filtered. 𝜆𝑚𝑎𝑥 was measured using a UV-Vis Spectrophotometer, and %age removal was calculated .