A hazmat guy, depicted as 👨‍🔬🧪, is a scientist or technician who specializes in handling hazardous materials. They wear a protective suit, often known as a hazmat suit, along with gloves, goggles, and a respirator to ensure their safety while working with dangerous substances. Their expertise lies in assessing, containing, and disposing of hazardous materials, such as toxic chemicals, radioactive substances, or biological agents, to prevent harm to themselves and the environment.