How did mass industrial production change the way of life and living conditions of people?

With the introduction of mass industrial production, there was a decrease in the cost of goods and, as a consequence, an increase in the average standard of living of people. At the same time, it should be noted that the automation of production has led to a decrease in the number of workers and an increase in the need for highly qualified specialists (engineers) and service workers. The so-called middle class appeared. Over time, advertising entered everyday life as an engine of commerce.