It turns to be as good as commercial polish products, but is cheaper and environmentally friendly
Step 2: Squeeze, Sprinkle , Mix and Rub
2) Sprinkle 02 or 03 soup spoon of baking soda and mix with lemon with your hands
3) Let this mixture dry for 1 hour
4) Rub hard with a piece of cloth and you done
Below pictures of polished pieces of an antique chevrolet 1952 using this method .