Having trouble laughing out in public?? Not because your mouth has odour, but because of your teeth colour?? I will teach you simple home-made ways to make your teeth sparkling white again. Items needed: 1. Charcoal 2. Salt 3. Lime juice/liquid 4. Container Method of preparation: 1. Grind the charcoal to powder form 2. Get and cut your lime orange, squeeze the juice out and pour into any container and mix, add salt in a very small quantity. Mix till it becomes paste. Use this to brush your teeth twice a day.