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Photojournal: Working in a hog factory
Disease control

"Whenever people visit the farm they have to wear these clean disposable suits," says Mr Ciesielski.

"It is very important that they don't bring diseases from other farms.

"Four other people are employed on the farm. Although technology is very important you can't do away with humans altogether.

"Their daily chores vary - depending on how well all the equipment is operating."

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