Methods Of Separation Of Substances Under Wet Conditions Some solid particles are insoluble in water. For example chalk powder, dust particles, sand, and tiny pieces of straw are insoluble in water. To separate this type of particles generally we use the following methods Sedimentation and Decantation Have you seen pulses being washed in your home? When pulses are kept in a … [Read more...] about Methods Of Separation Of Substances Under Wet Conditions