Contract Labour is an important aspect where industries are essential to entirely concentrate. Contract labourers contribute to the progress of the Industrial economy and Indian economy, contract labour faced so various problems relating to working conditions of contract labour, nature of work, minimum wages or deference in salary between permanent employees, welfare activity and social security schemes, bonus, gratuity, job security etc. The exploitation of contract labour is now a major issue in the era of globalisation and liberalisation. The aim of this paper is to study and focus on the workers in the chemical industry, the hazards of the working conditions and the role played by the contract labour act, its evolution, and the study of the present applicable different rules and regulations. The present study is based on secondary data use like articles, journals, websites library etc.