What industry did upton sinclair’s book “the jungle” open the public’s eyes to?

His book exposed the appalling working conditions in the meat-packing industry. It opened the publics eyes to the diseased, rotten, and contaminated meat leaving the public shocked.

I hope I could help ;3

It helped the public see the flaws and what really goes on in the meat packing industry

the western roman empire flourished, but the eastern portion of the empire struggled.