A dental implant is a titanium post (like a tooth root) that is surgically positioned into the jawbone beneath the gum line that allows your dentist to mount replacement teeth or a bridge into that area. An implant doesn't come loose like a denture can.
1 Redâ This is the first color of the rainbow from top. Red signifies passion, vitality, enthusiasm and security. It is the light with the longest wavelength.  Orangeâ This light or color is a combination of yellow and red.
This stands for the colors Red - Orange - Yellow - Green - Blue - Indigo - Violet. The wavel â¦ ength of red light is the longest and the wavelength of violet light is the shortest. The visible light spectrum corresponds to about 700 nm (red light) to 400 nm (blue light). For a nice picture see related links: