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.
Red light has the longest wavelength with about 650 nm. There are many other colors which human beings cannot perceive but which are measurable through instrumentation. Other colors of the spectrum and their wavelengths include: Orange light with a wavelength of roughly 590 nm.