17. Saffron. The dried stigmas of this flowering plant has been used for centuries as spice and food coloring. Also saffron is used in medicine. 1 gram of this substance costs more than 11 dollars or 5040 dollars per pound.
17. Saffron. The dried stigmas of this flowering plant has been used for centuries as spice and food coloring. Also saffron is used in medicine. 1 gram of this substance costs more than 11 dollars or 5040 dollars per pound.
