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Swill is liquid (or partially liquid) food for animals. The term can also be used as a derogatory label for any drink meant for human ingestion perceived as unpalatable or nearly so.


Pig swill

Pig swill, hog swill, or hogwash is kitchen refuse used to feed
pig The pig (''Sus domesticus''), often called swine, hog, or domestic pig when distinguishing from other members of the genus '' Sus'', is an omnivorous, domesticated, even-toed, hoofed mammal. It is variously considered a subspecies of ''Sus s ...
s. Historically, pig farmers arranged collection of swill, e.g. by means of swill bins. The grease was skimmed off the swill tanks and sold for further processing, while the remaining swill was processed into pig food. During
World War II World War II or the Second World War, often abbreviated as WWII or WW2, was a world war that lasted from 1939 to 1945. It involved the vast majority of the world's countries—including all of the great powers—forming two opposin ...
, a collection of pig swill was a nationwide campaign in
Great Britain Great Britain is an island in the North Atlantic Ocean off the northwest coast of continental Europe. With an area of , it is the largest of the British Isles, the largest European island and the ninth-largest island in the world. It is ...
. During the
2001 United Kingdom foot-and-mouth outbreak The outbreak of foot-and-mouth disease in the United Kingdom in 2001 caused a crisis in British agriculture and tourism. This epizootic saw 2,000 cases of the disease in farms across most of the British countryside. Over 6 million cows and ...
, it was thought that unprocessed pig swill was a key link in the chain of the infection, and it was banned in Great Britain. In 2003, the ban was expanded to the whole
European Union The European Union (EU) is a supranational political and economic union of member states that are located primarily in Europe. The union has a total area of and an estimated total population of about 447million. The EU has often been des ...
. There is now significant research and support from farmers for a return to feeding swill to pigs, not only as a way to reduce pig feed costs but also to reduce demands on agricultural land for pig feed. In the United States, 27 states, along with Puerto Rico and the US Virgin Islands, permit swill feeding, for which proper processing and a license is required. Swill feeding is prohibited in 23 states.


See also

*
Swill milk scandal The swill milk scandal was a major adulterated food scandal in New York in the 1850s. ''The New York Times'' reported an estimate that in one year 8,000 infants died from swill milk. Name ''Swill milk'' referred to milk from cows fed swill whi ...


References

{{reflist , 30em Recycling Pig farming