Battery cage chinchilla and foxes in fur farming, and most recently for the Asian palm civet for kopi luwak production of coffee. An early reference to battery cages appears in Milton Arndt's 1931 book, "Battery Brooding", where he reports that his cage flock was healthier and had higher egg production than his conventional flock. At this early date, battery cages already had the sloped floor that allowed eggs to roll to the front of the cage, where they were easily collected by the farmer and out of the hens' reach. Arndt also mentions the use of conveyor belts under the cages to
Waste in the United States is disposal. After this, the products that are disposal mainly are put into landfills, and the rest of electronics that were collected for recycling are either refurbished, reused, or used for material. Hans Tammemagi, the author of "The Waste Crisis", talks about the detrimental effect the waste has on the environment. Nearly 20% of all waste in the United States is being incinerated, while the rest of it is being put into landfills. That leaves almost 80% of the waste consumed in the United States being placed into landfills. Out of this 80% of the waste, the majority of this