Occupational exposure to hazardous agents in high-risk manufacturing and petrochemical industries poses significant risks to worker health and safety. This study proposes a conceptual model aimed at reducing these risks through the implementation of advanced industrial hygiene practices. The model integrates hazard identification, risk assessment, control strategies, and continuous monitoring to create a comprehensive framework for occupational risk management. By leveraging real-time data analytics, predictive modeling, and automation, the proposed approach enhances the identification of workplace hazards such as chemical, physical, and biological agents. The risk assessment component incorporates quantitative exposure assessment methods and risk characterization techniques to prioritize interventions based on severity and frequency of exposure. Control measures focus on the hierarchy of controls, emphasizing elimination, substitution, engineering controls, administrative controls, and personal protective equipment (PPE). The model further includes an iterative process for continuous improvement through employee training, periodic audits, and feedback mechanisms. To address emerging challenges, such as new chemical formulations and evolving manufacturing technologies, the model integrates predictive analytics and machine learning algorithms to anticipate and mitigate potential risks. A pilot implementation of the model in select manufacturing and petrochemical facilities demonstrated its effectiveness in reducing exposure incidents by 25% over a one-year period. The study highlights the importance of a multidisciplinary approach, combining expertise in industrial hygiene, engineering, and occupational health to ensure worker safety. Moreover, the model advocates for collaboration between stakeholders, including management, workers, and regulatory bodies, to foster a culture of safety and compliance. This conceptual framework aligns with global safety standards and can be adapted to various industrial settings, ensuring its scalability and relevance across different regions and sectors. The findings underscore the critical role of industrial hygiene practices in mitigating occupational exposure risks and improving overall workplace safety.