A dentist is a physician whose practice is in the field of dentistry.
2. Petroleum Engineer
A petroleum engineer is someone who locates reservoirs of natural gas and crude oil beneath the earth's surface, and then determines if the effort of extracting the product will be worth the time and money for the company he/she works for.
3. Air Traffic Controller
Air Traffic Controller
An air traffic controller is an individual responsible for directing aircraft in an orderly manner within the global air traffic control system.
A pilot is someone who is in the aviation industry, and who is able to operate aircraft in order to transport passengers or goods from one location to another.
5. Aerospace Engineer
An aerospace (or aeronautical) engineer is someone who designs, tests, and supervises the manufacture of aircraft, spacecraft, satellites, and missiles.
A pharmacist is someone who traditionally works in a pharmacy (chemist shop, UK) and is in charge of the dispensing of prescription medications.
7. Financial Manager
Financial managers are responsible for the financial health of an organization.
The study of astronomy is the oldest of the natural sciences.
An actuary is someone who uses statistics to determine the probability of risks and the financial consequences of those risks; it’s the perfect position for someone who loves numbers.