The 15 most expensive substances in the world, including food spices

Few things on this planet are worth the heaviest weight in gold, including Iranian beluga caviar, which is used as an antidote.Continue to learn about the most expensive materials in the world by weight. We give you approximate prices in US dollars.

The 15 most expensive substances in the world, including food spices  

  ** White truffle:

- Price: $2,322 per pound   

- The truffle belongs to the truffle family, and the kingdom of fungi belongs to the Ascomyceae phylum, Subphylum Alfanjaninia, and the order of Cupids. The genus of truffles is usually classified as tubers that grow in the roots of trees and shrubs, such as: oak, hazel, and truffles are distinguished by their strong aroma and unique taste. - Types of truffles More than 40 types of truffles, In Saudi Arabia, there are two main types of them; The first is the oval type with black skin, ivory color from the inside, and the zabadi type is cream in color

** Saffron :

-Price: $8 per gram  

Saffron is rich in many nutritional values that make it have many health benefits

It has many benefits, therapeutic applications, and pharmaceutical industries

.   **Iranian caviar : 

- Its price : equal to $ 30 per gram

 -Caviar is the eggs of sturgeon fish that are found in the Caspian Sea in the north of Iran and are distributed among several types, the best of which is polka, whose price per kilogram is more than two thousand euros in Iran and double this price in European importing countries. Caviar eggs are classified according to its type, color and size. And its taste, as the price of eggs of fish caviar (Bloka), There are two main types of caviar, black caviar and red caviar:

 ** gold :

- price : equal to $47.75 per gram or $1,485 per ounce 

- Gold is known for its many uses in our daily lives, and it is known as a symbol of wealth throughout the       ages, and it is used in the jewelry industry, the electronics industry, and the coating of satellites.

 **Rhodium  :

 -Price: $172,050 per gram or $5,550 per ounce. 

 - It is an indicator modified by hardness and durability as well as its heat resistance, and it is rare in nature, its color is silvery white, corrosion-resistant and highly reflective, pure factory makers in the manufacture of jewelry and turbo-lights for aircraft.

  ** Platinum :

 -Price: $28 per gram 

-It is a chemical element known as white gold, and its color is grayish-white, and it is stronger than iron metal and has the flexibility of gold. And also in chemical laboratories, and the price of one gram of it reaches 60 US dollars.

   **Plutonium :  

 - Its price: equal to 4000 dollars per gram

 - It is a very heavy and high density metal, approximately 1.74 times denser than lead, and radioactive and toxic. Discovered in the United States in 1940, it is a fissionable element, and its energy is used to make nuclear bombs, and to produce energy in some nuclear reactors.