I wanted to upload this video bloggers' cause is one of the many video evidence testifying to what is happening on our heads now to anni.Il movie shows how an aircraft flying at high pile (about 2-3000 m)
and to pay substances from the far 'wings. But the moisture should be released from the motors ??? Truth 'and the plane being to fly to a height of 2 to 3,000 engines can not' never leave the famous condensa.Qundi if sighted aircraft height of clouds emitting trails, it is not contrails but deadly chemtrails .
Contrail: due to the rapid cooling of the exhaust gases of the engines, which they place in the atmosphere, already very moist, a quantity of water vapor and condensation nuclei sufficient to cause the phenomenon. The air temperature is more favorable that one comprised between -25 ° C and -40 ° C, except in exceptional cases is found that by 8000 m up.