Complex sentence: It can also refer to a graph showing the volume of water reaching a particular outfall, or location in a sewerage network, graphs are commonly used in the design of sewerage, more specifically, the design of surface water sewerage systems and combined sewers.
Split into simpler sentences: It can also refer to a graph showing the volume of water reaching a particular outfall, or location in a sewerage network. Graphs are commonly used in the design of sewerage, more specifically, the design of surface water sewerage systems and combined sewers.