VIII. Answer the following questions.
What is wood fuel? What can wood fuel be used for?
What does the particular form of wood fuel used depend upon? Is wood a renewable or non-
renewable source of energy? What is the earliest example of the use of wood as a fuel source?
What allowed more effective exhaustion of the smoke? What materials have stoves been
made of? Where was the Franklin stove developed? What is its characteristic?
What were stoves built in the 1800s for? What type of stoves became popular in the 19
th
century? Why did the use of wood heat decline in popularity? Is it still used today? Where?
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