Few USB devices made it to the market until USB 1.1 was released in August 1998, which introduced the speed of 12 Mbit/s (full speed). USB 1.1 was the earliest revision that was widely adopted and led to what Microsoft designated the Legacy-free PC.
1 When a large tumor has grown on the tongue or in the oropharynx, it may be necessary to remove some tissue that is involved in swallowing to ensure that all the cancer cells are removed. 2  As a result of this process, food may enter the windpipe (trachea) and then the lungs, which may cause pneumonia.
Also Read: How to get rid of sharp pain in tongue . Causes of blister on tongue. Blisters on the tongue are as a result of wide range of causes. They are named depending on the area of the tongue they affect and the time they may take to clear. The following are some of the many causes of blisters on the tongue: 1. Sexually Transmitted Diseases [STD]