Introduction

Background

Contrail

Wingtip Condensation Trails

Exhaust Gases

Chaff and Flares

Aerial Spraying

Cloud Seeding and Fire Suppression

In-flight Emergency Fuel Release

The "Chemtrail" Hoax

Link to Related Sites

References

Layman’s Library

Links to Related Sites

FAA Office of Aviation Research

FAA Office of Environment and Energy

DOT Bureau of Transportation Statistics

Center For Disease Control and Prevention

EPA Office of Pesticide Programs

International Civil Aviation Organization

Air Transport Association

Aerospace Industries Association

Federation of American Scientists

General Electric Aircraft Engines

Pratt and Whitney Aircraft Engines

Rolls-Royce Aircraft Engines