The job is complicated because any liquid that hits metal will cause corrosion.
The residue can cause corrosion, leading to a breakdown of the computer.
By itself the dirt is not particularly harmful, but it allows moisture to collect and this causes corrosion.
Paste and acid flux will cause corrosion if left on metal.
Although innocuous in processing, it can cause corrosion of iron piping.
The ions in regular water facilitate the movement of electrons that cause corrosion.
Moist ash may also cause accelerated corrosion of metal components.
The hostile environment caused significant corrosion to the steel reinforcements.
Will brass screws cause corrosion or should I use stainless steel?
Let me try to put this another way: You have a scientist who has just figured out that salt water causes corrosion.