Precursor materials % reductions 1 Absorption spectroscopy 1 Activated carbon 1 Adhesives 1 Ag atoms 1 Antibacterial properties 1 Antibacterials 1 Banana peel waste 1 Banana peel wastes 1 Biocompatibility 1 Biodegradability 1 Biogas 1 Biomethanization 1 Carbon cycles 1 Carbonization 1 Chemical activation 1 Combustion 1 Crystallinity 1 Dielectric materials 1 Electrodes 1 Electrospinning 1 Fruits 1 Lithium batteries 1 Low concentrations 1 Mass balance 1 Mesophilic 1 Metal nanoparticles 1 Nanofibers 1 Polymer nanofibers 1