In art studies iconography is the description and systematiza-tion of typological conventions and schemes used in the representation of either persons (real or legendary) or narrative scenes.
Whitening Your Teeth with Hydrogen Peroxide. 1  1. Use hydrogen peroxide. 2  2. Purchase a bottle of hydrogen peroxide from your local drugstore. 3  3. Use a mixture of the hydrogen peroxide and water as a mouthwash.  4. Brush your teeth with a hydrogen peroxide and baking soda paste once a week. This mixture will help keep your teeth looking white and clean. Here's how you can make it: Pour 2 teaspoons (10ml) of hydrogen peroxide into 3 teaspoons (15ml) of baking soda. Mix these together until a paste forms.
The best whitening systems feature a buffer in the gel that protects the tooth enamel from damage, are extremely effective,and can transform teeth in a single office visit. Your teeth can literally brighten up to 10 shades in about an hour. In-office whitening affects only the front eight teeth and is a great jump start for take-home whitening, which is always part of an effective whitening program. Your dentist is best qualified to handle any issues that may arise from whitening treatments, such as tooth sensitivity.