Copper-based chips are semiconductor chips, such as microprocessors, which use copper for interconnections. Since copper is a better conductor than aluminium, this allows the chips to be smaller, and to use less energy, and may hence run faster.
... Church[?] (1810)
Orthodox Presbyterian Church[?] (1938 from the Northern PCUSA)
Presbyterian Church in America[?] (1973 from the Southern PCUS)
Evangelical ...