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.
Dermatologists treat diseases and conditions of the skin, as well as nails, hair, mucous membranes and genitalia. These can be anything from an innocuous skin rash to a persistent sexually transmitted disease or a potentially lethal cancer. Becoming a dermatologist typically takes 12 years of education and training. Pre-Medical Degree Medical colleges are graduate schools, so a pre-medical undergraduate degree is the necessary prerequisite to acceptance.