Like bar syrups, it is a 2:1 sugar and water mixture, but has an added ingredient of gum arabic. Gomme syrup is made with the highest percentage of sugar to water possible, while the gum arabic prevents the sugar from crystallizing and adds a smooth texture.yrup can be used as a sweetener. However, since the syrup jells readily when pectin is added, its primary culinary use is as a base for fruit sauces, toppings, and preserves. Combining Demerara sugar, a type of natural brown sugar, with water produces Demerara syrup.
Runoff ratio is the runoff for each watershed divided by the precipitation for that watershed. It is the proportion. of rainfall that does not infiltrate and is not taken up by evapotranspiration, and thus ends up as runoff.
Computation of runoff is a complicated matter which depends on many factors like the ground permeability, rainfall duration, rainfall pattern, catchment area characteristics etc. Basically, Rational Method is a means to find out the maximum discharge suitable for design purpose. In this method, it is assumed that the rainfall duration is the same as the time of concentration and the return period of rainfall intensity is the same as the peak runoff.