Anju Bala

Biochar-Based Valorisation of Dairy and Food-Processing Residues for Wastewater Treatment and Sustainable Food Packaging: A Critical Review of Evidence, Constraints and Circular Integration

Dairy and food processing generate large, continuous streams of residues, including wastewater treatment sludges, whey, peels, shells, bones and spent coffee grounds, whose composition differs markedly from the wood and straw feedstocks that dominate biochar research. Converting these residues into biochar or hydrochar...