Code NIC 2008 - 37003 Treatment of waste water or sewer by means of physical, chemical or biological processes

• NIC 2008
  • E - WATER SUPPLY; SEWERAGE, WASTE MANAGEMENT and
    • 37 - Sewerage
      • 370 - Sewerage
        • 3700 - Sewerage
          • 37003 - Treatment of waste water or sewer by means of physical, chemical or biological processes