Correct option is B
Ans.
(b)
China is the largest producer of
tungsten, accounting for over
80% of global production. Tungsten is a critical material used in industries such as electronics, aerospace, and manufacturing due to its high melting point and durability. The country dominates the tungsten supply chain, including mining, refining, and processing.
Information Booster
1. Tungsten’s chemical symbol is
W, derived from its German name Wolfram.
2. China has significant tungsten reserves, primarily in the provinces of
Jiangxi, Hunan, and Henan.
3. Tungsten is commonly used in
light bulb filaments, cutting tools, and military applications.
4. The global demand for tungsten has grown due to its application in
superalloys.
5. Other major producers include
Russia, Vietnam, and Canada.
6. Tungsten’s density is comparable to gold, making it suitable for counterweights and radiation shielding.
7. Recycling of tungsten plays a significant role in meeting global demand.
Additional Knowledge
·
Australia: Produces tungsten in smaller quantities but has significant reserves.
·
Russia: A key supplier of tungsten, particularly to European countries.
·
U.S.A.: Produces limited tungsten domestically but depends heavily on imports from China.
Key Points
· Tungsten is considered a
strategic material due to its industrial importance.
· China’s dominance in production raises concerns about
resource security for other nations.