can someone please add the elements in this essay I don't know what that means

Fast Food Nation is written to express the author's concern over the industry's influence on youngsters in the United States. The author's constant book has ten chapters divided into two sections: the American manner (American meat), meat and potatoes (meat and potatoes), and an epilogue. Eric Schlosser connects the emergence of fast food chains after WWI and industry for the genesis of cultural issues like obesity, classism, the United States of America's worldwide imperialism, and environmental
devastation in the first half. He exposes the
evolution of the tastes industry in the second
section, demonstrating how they were identified in laboratories and hence are not "natural." In addition to describing in detail the working conditions of cattle slaughterhouses, the lack of security in them, and the lack of laws that protect these workers, who are mostly illegal immigrants from Mexico and Guatemala
who live in fear of being deported to their countries, the report also highlights the lack of laws that protect these workers. The author's concern for what we eat and how it affects consumer health, as well as how the meat industry promotes lower salaries and bad
working conditions for slaughterhouse workers, stand out in the book. It depicts the brutal realities of illegal workers in a subtle yet powerful manner. Despite the fact that the fast food business creates millions of jobs each year, they are of a temporary nature, with the highest employee turnover in the country and the least training.​