That used to work with ISA cards in the late 80s for me :) It made the corrosion worse in the long run but it worked good enough for a bit. A friend of mine u

That used to work with ISA cards in the late 80s for me :) It made the corrosion worse in the long run but it worked good enough for a bit. A friend of mine used spit as solder flux as well once. Worked quite well.