Tusks are one of the most notable features of elephants, among their size and trunks. However, some elephants do not have ...

Colgate says that all toothpastes are graded on their abrasiveness using something called the Relative Dentin Abrasivity (RDA) score, and the American Dental Association (ADA) sets an 'upper limit' of ...

The outer (or front) surface of the incisors is coated in hard enamel and the inner (or back) surface coated in softer dentin. As enamel is harder than dentin, the outer surface wears down more ...

Seiring berjalannya waktu enamel bisa menipis atau terpapar noda sehingga lapisan dentin yang lebih kuning terlihat lebih dominan ...