Amongst these, the definition of biorefinery encompasses lots of processes accustomed to procedure sewage sludge for biofuel and/or resource recovery. In addition to the “conventional” Restoration of biogas and nutrients, biopolymers (PHAs and EPS), proteins, enzymes, biopesticides, and biofuels are among the “new” sludge extraction products that are being analyzed. https://samamoo.com/category/featured