Burning mosquito coils indoors generates smoke that can control mosquitoes effectively. This practice is currently used in numerous households in Asia, Africa, and South America. However, the smoke may contain pollutants of health concern. The emission of formaldehyde from burning one coil can be as high as that released from burning 51 cigarettes.
Preparation of Herbal mosquito coil
Take one kilo of fresh crushed Neem leaves and add one liter of indigenous cow urine (buffalo urine is also good, if you don’t have cow urine). Take two hundred fifty (250) grams of Turmeric powder and mix with properly with the above solution, and then add twenty (20) grams of crushed camphor in to the solution. Take above solution and then add with five kilo of fresh cow dung. Mix properly solution with cow dung and make convenient size and shape and dried in the sunny area for two to three days. Keep it in dry place and use it same like other mosquito coil.