To have clean and white teeth, you should never forget to wash your mouth but you have also to follow this simple and easy steps :
1- To loose all the debris between your teeths, you have to wash your mouth with cold water for about 35 seconds
2- Use a medical toothbrush, rinse it under cold water then use your whitening toothpast
3- When brushing, be sure to reach all the ones at the back, the sides and backs of each tooth.
4- Brush your tongue, and rinse your toothbrush with warm water
5- Use a good mouthwash like listerine (it’s a very good one)
6- Use some baking soda, put in in your clean toothbrush than wash your mouth for about 3-5 mn
7- Rinse your mouth with cold water
8- See the difference !