The role of pharmacologists are to perform research experiments to examine the effects of drugs and other substances on human health. They use findings to develop drugs to treat and prevent illnesses. According to the text, they work in research labs operated by hospitals, universities, drug companies, or other health-related organizations. Those who work in laboratories conduct research about the effects of drugs or chemicals on people and animals. The work of FDA pharmacologists can lead to regulations or bans on products that were designed for consumer use. The FDA analyzed several varieties of e-cigarettes and it determined that more than half contained toxic chemicals. FDA scientists found that many e-cigarettes contained nicotine, also
