Table 4: Use of liquid and solid residues from coffee processing.

Residue Production of energy Other end-of-uses (agro-industrial commodities, decontamination processes)
Wastewater Biogas Fertirrigation, infiltration, lagooning (aerobic/anaerobic), reed bed
Pulp Biogas, pyrolysis/gasification, combustion Cultivation substrate (mushrooms), compost, amendment, animal feed, caffeine, tannins, alcohol, paper
Parchment Combustion, gasification, briquetting, pelletizing Compost, paper, polymers
Mucilage Biogas Aerobic/anaerobic lagooning, reed bed, infiltration, fertirrigation

Italics: Common uses.