def total(args)
      gr = args[:sugar]
      sugar = (volume_of_cylinder * gr).round(3)
      water = sugar * 3
      return sugar, water
    end
def total(args)
      gr = args[:sugar]
      sugar = (volume_of_cylinder * gr).round(3)
      water = sugar * 3
      return sugar, water
    end
TODO Config initializer to set the units