Final answer:
The book is called 'The Jungle' and it was written by Upton Sinclair. It exposed the unsanitary conditions and exploitation in Chicago's meat-packing industry, leading to important reforms.
Step-by-step explanation:
The book about Chicago's meat-packing industry is 'The Jungle' and it was written by Upton Sinclair. The Jungle was published in 1906 and exposed the unsanitary conditions and exploitation of workers in the meat-packing industry. It had a significant impact on public perception, leading to the passing of the Pure Food and Drug Act and the Meat Inspection Act in 1906.
Learn more about The book 'The Jungle' about Chicago's meat-packing industry