Sodium nitrate is a type of salt used to preserve foods, particularly cured meat. It's added to cured meat to extend its shelf life by preventing rancidity and the growth of bacteria. The U.S. Environmental Protection Agency has set a legal limit for the concentration of nitrate allowed in food.
The 12-year process of becoming a dermatologist requires a significant commitment of the student's physical, mental, emotional and financial resources. It's only natural to wonder how large a reward waits at the end of this long road.
To maintain certification, dermatologists must complete ongoing medical education and retake the board examination every 10 years. How long does it take to become a dermatologist? It can take about 12 years to become a dermatologist, including time spent as an undergraduate, in medical school, and in a residency. What does a dermatologist earn? Dermatology is one of the most highly-compensated medical specialties practiced by physicians.