SANITARY DRAINAGE SYSTEM

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Across
  1. 3. A fitting used to close or seal the end of a pipe or an unused opening.
  2. 4. A Y-shaped pipe fitting that allows one pipe to join another at an angle, helping maintain smooth flow.
  3. 7. A removable access point in a drain pipe used to clear clogs and for maintenance.
Down
  1. 1. solid organic matter that is denser than water and settle at the bottom of the septic tank.
  2. 2. A curved fitting that changes the direction of a pipe, commonly at 45° or 90°.
  3. 5. liquid content of sewage
  4. 6. lighter organic material that rises to the surface of the water.