MythBuster

Having read a number of posts about the corrosiveness of Coca Cola on your stomach or on your car bumper, I decided to test it out on my car's battery poles which were getting corroded. With a cup of coke and an old toothbrush I started brushing away on the copper terminals. Man, in seconds they started shining like new! That stuff works even better than bicarbonate of soda! Check it out: