Risk assessment is a process used to estimate the risk associated with exposure to a hazardous substance. It involves hazard identification, dose-response assessment, exposure assessment, and risk characterization. This process is crucial in making decisions about the safety of substances and in setting regulatory limits.
Toxicology is an evolving field that continues to expand as we discover more about the effects of substances on our bodies and the environment. It's an essential science that helps protect us from potentially harmful substances.