Related Experiment Video
Updated: Jun 20, 2026

Impact of Common Fruit Juices and Toothbrushing on the Discoloration of Primary Teeth
Published on: March 27, 2026
New developments in tooth whitening. The current status of external bleaching in orthodontics
Eleanor Thickett1, Martyn T Cobourne
1Department of Orthodontics and Craniofacial Development, Floor 22, Kings Dental Institute, King's College London, London, UK.
Abstract:
This article provides a contemporary view of external tooth whitening procedures currently available, with particular reference to bleaching. The various techniques and products are described, with their advantages, disadvantages, mode of action and the current legal stand-point discussed. The results of a British Orthodontic Society survey of Specialist and Practitioner Groups regarding current usage patterns of tooth whitening products are presented.
Related Concept Videos
Teeth
In the bud stage, the tooth germ (an aggregation of cells) starts to form in the developing jawbone. During the cap stage, the tooth germ differentiates into enamel organ, dental papilla, and dental sac, which will later develop into the tooth's enamel, dentin and...
Tooth Anatomy
The Crown, Neck, and Root
The visible part of the tooth is referred to as the crown. It's covered by enamel, the hardest substance in the human body. The crown is uniquely shaped for each type of tooth, allowing for different functions such as cutting, tearing, or grinding food.
