The "great packing machine" refers to the slaughter industry the author describes through the book. He is trying to portrait and denounce the unhealthy, dangerous, almost-enslavement condition the workers suffer in that industry.
<span>some of the health problems that are related to eating unhealthy food are that eating unhealthy food can:
Cause you to be overweight
Shortness of breath
Tired all the time.
More/added acne
(Most of these are from excessive unhealthy eating)
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