13.-0656. Geographic Information System - ( GIS ).

Watsan matters
13.-0655. Generator.
13.-0654. Gender-based violence or Sexual and Gender-based violence.
13.-0653. Gathering ideas.
13.-0652. Gas turbine.
13.-0651. Gap analysis.
13.-0650. Gaging station.
13.-0649. Gage height.
13.-0648. Fuse.
13.-0647. Furan.
13.-0646. Functional group.
13.-0645. Fulvic acids.
13.-0644. Fuel cell.
13.-0643. Frugal innovation.
13.-0642. Friction loss.
13.-0641. Fresh water.
13.-0640. Frequency.
13.-0639. French drain.
13.-0638. Freeboard.
13.-0637. Free-water surface constructed wetland.
13.-0636. Free residual chlorine - ( FRC ).
13.-0635. Free aquifer.
13.-0634. Framework issues.
13.-0633. Fractured aquifer.
13.-0632. Fracture.
13.-0631. Fracture flow.
13.-0630. Fouling.
13.-0629. Foul water blackwater.
13.-0628. Fossil groundwater.
13.-0627. Fossa alterna.