Installing Linux to USB drive

UNetbootin - Installing Linux using a pen drive (bootable USB)

You want to install Linux on a machine and you don't have any CD or DVD to burn the image file! You can make use UNetbootin.
This small software available for Windows, Linux and Mac allows you to create bootable drive containing a full Linux distribution (installer) or any ISO.
For Linux users, enter the following command:

• Fedora:

  ~$ sudo yum install unetbootin  

• Debian or Ubuntu:

  ~$ sudo apt-get install unetbootin  

Then enter the following command, as root:

• ~$ sudo unetbootin