Home » Which of the following techniques is used to remove fluorides from the water bodies? Water Pollution MCQs Which of the following techniques is used to remove fluorides from the water bodies? September 21, 2022 34 Views Q. Which of the following techniques is used to remove fluorides from the water bodies? OsmosisIon exchangeLime softeningBoth 2 and 3 Answer: Both 2 and 3