code: def g_time_res(FlowPlant, IDTube, RadiusCoil, LengthTube, Temp):
      
      return (g_coil(FlowPlant, IDTube, RadiusCoil, Temp).magnitude
              * time_res_tube(IDTube, LengthTube, FlowPlant).magnitude
              )
docs: G Residence Time calculated for a coiled tube flocculator.