A forensic toxicologist uses toxicology, forensic science, and chemistry to analyze material samples and produce reports. Your responsibilities include testing tissue and fluid samples to identify chemicals and drugs from criminal and other cases. You might analyze crime scene evidence or run tests to determine autopsy results. You work to identify substances like alcohol, chemicals, poison, toxic metals, gases, and prescription or illegal drugs. You use lab equipment, follow detailed scientific protocol, and complete testing that provides evidence to law enforcement.