The Colorado driving record is an extensive report of your past traffic violations, accidents and tickets. Review your Colorado personal driving history to understand how moving violations affect your license status.
Crystal Ingridients. Crystal is made of silica, sodium carbonate and calcium carbonate or more commonly known as sand, soda ash, and limestone. Soda ash is added to the sand in order to lower the melting point and limestone is added to increase crystal's strength and durability.
As the window to your timepiece, the watch crystal takes some of the hardest hits, and the brunt of the everyday wear and tear. To extend the life of your watch crystal, crystals are made of different materials to ensure different kinds of strength. Plastic crystals are the most flexible of all the watch crystals, and therefore are used in a wide range of watches. Glass crystals are also common in watches. The wonderful thing about plastic and glass crystals is the fact that they can be custom cut, shaped, or trimmed to fit different watch cases.