A critical vulnerability has been exposed in South Korea's world-leading semiconductor industry, threatening to disrupt the global supply of memory chips.
At the heart of the issue is a chemical element called bromine. For chipmakers, bromine-derived gases are essential tools for highly precise "etching" and "doping" processes that shape microchips. These gases are like specialized surgical scalpels; you can't easily swap them for something else without risking defects and lower production yields. The alarming part is that Korea depends on Israel for about 98% of its bromine supply. This near-total reliance on a single country creates a massive single point of failure.
This dependency has become a crisis because of escalating conflict in the Middle East. The Strait of Hormuz, a vital shipping chokepoint, is facing a naval blockade. This severely disrupts the logistics for materials traveling from the region to Asia. Even before this, shipping through the Red Sea and Suez Canal—the typical route for Israeli bromine—was already risky and expensive due to ongoing attacks. The Hormuz crisis adds another layer of paralysis to an already fragile supply line.
Compounding the problem is a simultaneous, separate crisis involving helium. This gas is indispensable for advanced chipmaking, especially in cooling systems and for cutting-edge EUV lithography machines. A major production facility in Qatar, responsible for about a third of the world's supply, recently halted operations due to regional conflict. This has created a global helium shortage, putting further pressure on semiconductor fabs that rely on a steady flow of various specialty gases.
This perfect storm didn't appear overnight. First, recent events like the Hormuz blockade and a diplomatic tiff between Korea and Israel brought the risk to a boiling point. Second, these events followed weeks of warning signs, including Qatar's initial helium production halt and widespread shipping disruptions. Third, all this is happening as Korean companies are doubling down on advanced technologies like High-NA EUV, which ironically increases their demand for these very specialty gases. The combination of extreme dependency and overlapping geopolitical shocks has turned a manageable risk into an urgent threat.
- Glossary
- Bromine: A chemical element used to create essential gases for etching and doping processes in semiconductor manufacturing.
- Strait of Hormuz: A narrow, strategic waterway between the Persian Gulf and the Gulf of Oman, through which a significant portion of the world's oil and other goods pass.
- Helium: A gas critical for cooling in cryogenic systems and for processes like EUV lithography in advanced chipmaking.