Toothpaste
material · 1873 · Electric age
A paste for cleaning teeth (Colgate); fluoride paste in the 1950s.
Principles and materials it uses
- Fluoride — is made of. Fluoride.
Where it is used
- Toothbrush — is used in. Toothpaste.
material · 1873 · Electric age
A paste for cleaning teeth (Colgate); fluoride paste in the 1950s.