16. Saffron – Costs around $ 11 per gram
This spice is unique, combining fantastic taste and great health benefits. Its production process is highly time and effort consuming, but the flavor and healing properties of saffron are unequaled by any other spice.
15. Gold – costs around $ 56 per gram
According to women, this is most precious metal in the world.In addition to its uses in jewelry, the ancient metal can be used for electrical conductivity and resistance to corrosion.
14. Rhodium – costs around $ 58 per gram
Earth’s crust contains only 0.001g of rhodium. So, it is very costly.Rhodium is mostly used in three way catalytic converters to reduce a car’s carbon emissions.
13. Platinum – costs around $ 60 per gram
This is a rare and precious metal of a silvery steel color. Like gold, it’s highly resistant to acids, alkali, and other compounds.
12. Methamphetamine – costs around $ 100 per gram
As the illegal substance that helped drive the plot of Breaking Bad, methamphetamines are some of the most addictive substances in the world, resulting in serious health problems for hundreds of thousands of people in North America.
11. Rhinoceros’s Horn – costs around $ 110 per gram
The horns are valuable for their medicinal properties and as great knife handles. Because of poachers, poor rhinos are already on the verge of extinction.