Trails Left By Aircraft (chemtrail conspiracy theory?)

The chemtrail conspiracy theory holds that some trails left by aircraft are actually chemical or biological agents deliberately sprayed at high altitudes for purposes undisclosed to the general public in clandestine programs directed by government officials. As a result of the popularity of the conspiracy theory, official agencies have received thousands of complaints from people who have demanded an explanation. The existence of chemtrails has been repeatedly denied by government agencies and scientists around the world, who say the trails are normal contrails. The United States Air Force maintains that the theory is a hoax which “has been investigated and refuted by many established and accredited universities, scientific organizations, and major media publications”. The United Kingdom’s Department for Environment, Food and Rural Affairs has stated that chemtrails are not scientifically recognized phenomena. The Canadian Leader of the Government in the House of Commons has rejected the idea of chemtrails as being a “popularised expression”, adding that “there is no scientific evidence to support their existence. The tail, has some particular white color.