Papyrus charcoal offers new fuel source
Phys.org,
Turning local sources of underused biomass like maize cobs or papyrus stems into charcoal briquettes could provide better fuel…
Turning local sources of underused biomass like maize cobs or papyrus stems into charcoal briquettes could provide better fuel…
Turning local sources of underused biomass like maize cobs or papyrus stems into charcoal briquettes could provide better fuel…