re removing battery corrosion in article apr uvm edu me pjd emba news uvm edu uucp peter j demko writes from article apr princeton edu by fuchs tsar princeton edu ira h fuchs is there a readily available solvent that does a good job at removing the corrosion encrustation that collects on the battery terminals usually the cathode when using alkaline batteries or more accurately when not using them for a long time generally the corrosion is a signal that it s time to send them of to the recyclers but if you re that desperate or cheap try baking soda and a wire brush use gloves and goggles please sorry i meant the terminals in the device not on the batteries which are obviously quite dead
