As semiconductor industries across South Korea, Taiwan and Japan contend with possible energy shortages due to the ongoing conflict in the Middle East, they also face differing levels of vulnerability regarding helium supply, according to Fitch Ratings.Helium, a by-product of natural gas extraction used in semiconductor manufacturing for ultra-clean cooling, leak detection and inert shielding, faces a global squeeze, with Qatar among the world’s most important suppliers.This comes as the...