Trump administration names helium a critical material over fears for global supply and its role in semiconductors

American helium producers will gain easier access to federal financing under the move. Energy Secretary Chris Wright said it frees the US from dependence on foreign sources. Helium is the 20th substance on the list and only the second gas after fluorine. Assistant Secretary Audrey Robertson called it irreplaceable, pointing to its use in nuclear power, space exploration and medical imaging.