If you use a smartphone, it is almost certain that you have heard about the term Gorilla Glass. Some of you might already know that it is a special kind of glass that is used on smartphones, tablets, and other similar devices. However, do you know what it does, and why it is important? Did you know that there are many types of Gorilla Glass? Do you know what’s different between them? Your smartphone may have 2.5D glass. Do you know what that is and how it is different from Gorilla Glass? Read this article to see the answer to all these questions, and more: