Chemistry is: the science of converting one substance into another and the molecular interpretation of the world around us. Advances are made at the molecular level in diverse areas. Chemistry plays a key role in our economy, environment, lifestyle and health, and in processes happening in the natural world. A major in chemistry can lead to a wide range of careers including medical, veterinary, agricultural and environmental analysis, pharmaceutical, food and beverage industries, science education, science journalism, and biomedical and chemical research.