A completely energy-free solution for a chimney using the basic laws of fluid dynamics. It efficiently removes the smoke from the fires used for cooking. It is targeted mainly towards the people from the rural areas of India and other underdeveloped nations preventing excess intake of CO2 due to the sooty smoke produced due to the fires.
Material
Aluminum would be an effective recyclable material for such a chimney. 120,000 tones of aluminum scrap is generated in India each year. This relatively cheaper material can be easily manufactured while retaining structural stability.
