The Van region has a large Kurdish population, and the Van cat has been referred to as the Kurdish cat or Kurdish Van cat, and made a symbol of Kurdistan in Kurdish nationalist circles.
Each cubic meter (m 3) of biogas contains the equivalent of 6 kWh of calorific energy. However, when we convert biogas to electricity, in a biogas powered electric generator, we get about 2 kWh of useable electricity, the rest turns into heat which can also be used for heating applications. 2 kWh is enough energy to power a 100 W light bulb for 20 hours or a 2000W hair dryer for 1 hour.
If the CO2 emissions from ethanol combustion are considered, then about 18.95 pounds of CO2 are produced when a gallon of E10 is combusted. About 12.73 pounds of CO2 are produced when a gallon of pure ethanol is combusted. It is possible to buy biodiesel fuel in many states. Biodiesel fuel is sold with various amounts of biodiesel content. A commonly sold biodiesel fuel is B20, which contains 20% biodiesel and 80% petroleum diesel fuel.