This document discusses the various byproducts produced during sugar extraction from sugarcane and their uses. It notes that for every ton of raw sugar produced, seven tons of waste byproducts are generated, including bagasse, molasses, press mud, and wastewater. These byproducts find various applications - bagasse is used to generate electricity, produce paper or ethanol; molasses is used to produce ethanol or animal feed; press mud is used as fertilizer; and wastewater is treated through anaerobic digestion or activated sludge treatment. The document provides details on the composition and processing methods for each of the major byproducts.