If you want to see a rather disturbing, yet captivating, video that shows how insanely scaled up modern food-animal production has become, watch this clip from the movie Samsara. If you’d like a video with a more vintage feel, check out the amazing “This is Hormel” from the always awesome Prelinger Archives at Archive.org.
.Automatic Chicken-Plucker
Application of the principle of the vacuum sweeper lias been applied to this device shown below so that it automatically plucks fowl in a few minutes time. The bird is held against a rotary “grill”, enclosed in a cylinder, through which suction passes as in a sweeper. As the feathers are separated by the air current, they come in contact with a metal plate, equipped with several catchers which pluck the feathers and fine down when rotating.