Furthermore, the pandemic has reshaped our understanding of global health security. It underscored the importance of international cooperation in addressing health crises. Countries have learned that disease knows no borders and that shared information, resources, and strategies are vital for effective pandemic response. The concept of One Health, which emphasizes the interconnectedness of human, animal, and environmental health, has gained traction, prompting a more holistic approach to health policy.
Chemical precipitation is another key method, where chemicals are added to form insoluble compounds that can be removed from the water. This process is particularly effective for removing heavy metals from industrial wastewater. By adjusting the pH and adding precipitating agents, contaminants can be converted into a solid state and subsequently separated from the water.