BSCCO wires are typically made by putting a powder inside a tube of silver that is then heated and drawn out. 2006, Graham P. Collins, “The Next Generation”, in Scientific American, 295(3): 22:
BSCCO en · PROPN
Pronunciation
/ˈbɪskoʊ/ (material)
Meanings
(abbreviation, alt-of, initialism) Initialism of Balancing and Settlement Code Company, which administers the wholesale electricity balancing and settlement arrangements for Great Britain.