Bio-fuel and Environment (3 Unit)
Types/ classification of bio-fuel by state/ phase (solid or liquid); origin (animal or crop); etc. Sources of bio-fuel: wood/ forest materials, oil crop, cassava, sugar cane, animal waste, etc. Oil seed classifications. Bio gas production from animal waste. Production of briquettes from crop residues and solid agro-wastes. Thermodynamic properties of bio-fuels. Pollution characteristics and green house gas (GHG) emissions from bio-fuels. Handling wastes and pollution associated with bio-fuel utilization. Special case study on environmental impacts on bio-fuel utilization on selected West African countries.