i. Common or traditional system: A. drepanolobium native woodland
savannah and a low efficiency carbonization process.
ii. Alternative or improved system: A. mearnsii plantation and a
high efficiency carbonization process.
For both charcoal production systems, two fuel use systems
were compared:
a. Use of charcoal and production of briquettes from charcoal dust
b. Use of charcoal without use of charcoal dust