Oh, Yes indeed! Well, almost. It was proven by Sir Issac Newton who when so far as to orbit the Earth with a herd of cows to defend their right to fart. They (by "they" I mean, Bossy, Bessie, Buttercup, Daisy & Fernando) proved "The Theory of Forward Reversal." They show conclusively that though their flatulence may be disturbing to Human Olfactory Sense, far from being harmful to the Ozone Layer, they are responsible for keeping the Earth's magnetic field, magnetic: "For every action (farting) is an exact and opposite reaction (people eating fast food hamburgers.) I hope this explains the car. Sincerely, Vince Vance