Biofuels Flashcards
1
Q
Give examples and state the different kinds of biofuel types.
A
Solid - wood, energy crops specifically for energy yield.
Liquid - methanol, veg oil
Gas - methane
2
Q
Why is biomass not a sustainable fuel?
A
The use is generally larger than supply and causes deforestation.
3
Q
What are the health hazards due to biofuels in the developing world?
A
Many people cook on open stoves causing respiratory problems.
4
Q
What are the benefits and downfalls of biomass heating?
A
Can be matched to variable demand and has high efficiency (90%). However, it can be expensive, there are issues over pellet quality and safety is an issue.
