The key concepts covered in the "Sociology of Industry" section of Paper I are:

1. Industrialization: This concept refers to the process of social and economic transformation that occurs when an agrarian society becomes industrialized. It involves the shift from an agricultural economy to a manufacturing-based one, leading to changes in social structures, labor relations, and economic systems.

2. Division of Labor: Division of labor is the specialization of tasks within a society or organization. In industrial societies, there is a high degree of division of labor, where individuals specialize in specific tasks, leading to increased efficiency and productivity. However, it also results in the alienation of workers from the final product and can lead to social inequality.

3. Labor and Capital: This concept explores the relationship between labor and capital in industrial societies. It examines the power dynamics between workers and employers, the exploitation of labor, and the accumulation of capital. It also delves into issues such as wage labor, working conditions, and the struggle for workers' rights.

4. Industrial Relations: Industrial relations refer to the study of the relationship between employers, employees, and the state within the industrial context. It examines issues such as collective bargaining, trade unions, strikes, and the role of the state in regulating labor relations. It also explores the impact of industrial relations on workers' rights, job security, and social justice.

5. Globalization and Industrialization: This concept explores the relationship between globalization and industrialization. It examines how globalization has reshaped the industrial sector, leading to the outsourcing of jobs, the relocation of industries, and the expansion of multinational corporations. It also analyzes the social and economic consequences of globalization on workers, communities, and the environment.

6. Industrial Sociology: Industrial sociology is a subfield of sociology that focuses on the study of industrial society, industrial organizations, and the social impact of industrialization. It examines the social structure of industries, the dynamics of work and employment, and the social consequences of industrial changes. It also analyzes the role of technology, management practices, and organizational culture in shaping industrial society.

Overall, the "Sociology of Industry" section of Paper I covers key concepts related to industrialization, labor and capital, division of labor, industrial relations, globalization, and industrial sociology. It provides a comprehensive understanding of the social, economic, and political dimensions of the industrial sector in contemporary society.