Question

When wood is used as fuel in chulhahs, gaps are left in between the logs of wood. This is done for _________.

• A. movement of air
• B. less consumption of wood
• C. to control temperature
• D. None of the above

Answer 1

Answer: (A)

movement of air

The gaps are left in between the logs of wood because the gaps allow air (supporter of combustion) to freely come in contact with wood and hence combustion continues.