Fluid flow

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Across
  1. 3. is the process of reducing substances to smaller particles
  2. 4. states that the energy used in deforming a set of particles of equivalent shape is proportional to the ratio of change of size
  3. 5. This is the distance between the wires, so that it represents the length of the side of the square aperture
  4. 6. in this separator centrifugal force is used to separate solid from fluids
Down
  1. 1. is a process in which particles of desired size are separated from other fractions
  2. 2. is a process for separating particles based on their size, shape and density, using a stream of gas or liquid flowing in a direction usually opposite to the direction of sedimentation