A special option for this is also given for reuse of CDs. Create a live antivirus rescue disk using it. Route the ISO image and USB flash drive you want to boot from. It has a predefined list of most Linux distributions available. Special tools for creating a bootable live Linux OS. It keeps your files separate from operating system files.The special feature of this USB is that we can create partitions easily so that you can so in hard-drive so that you can make it easily accessible to save the files as well as a separate folder for storing files.