![Titanium ring on white background illustration.](http://static.sciencelearn.org.nz/images/images/000/002/138/full/Titanium-ring20161004-21221-1cxgxb4.jpg?1674167696)
Titanium has some unique properties. It is lightweight, very strong and tough, corrosion-resistant and, unlike, most other common metals, does not feel cold to the touch. This ring was crafted out of a solid piece of titanium, unlike conventional metal rings that are formed by joining the ends of a piece of metal by soldering or welding.