What is the purpose of using barrier protections while handling biological fluids?

The purpose of using barrier protections while handling biological fluids is primarily to minimize exposure to hazardous materials. Biological fluids can contain various pathogens, toxins, and infectious agents that pose health risks to individuals handling them. By using appropriate barrier protections, such as gloves, masks, and gowns, individuals are safeguarded from direct contact with these potentially harmful substances, thereby reducing the risk of infection or contamination.

This practice is essential in ensuring the safety of crime scene investigators and other professionals working with biological evidence, as it upholds their health while preserving the integrity of the evidence being handled. The other options, while relevant in different contexts, do not directly address the primary concern of preventing contact with hazardous materials. For instance, while preventing allergic reactions may be a consideration, it is not the main reason for using barrier protections in the context of biological fluids. Similarly, enhancing visibility and providing comfort may improve user experience but do not align with the primary health and safety goal associated with barrier protections.