How to install Linux USB drives using UNetBootin tool

UNetbootin lets users create a Linux Live USB on a flash drive from an existing ISO file or one it downloads from the Internet. It supports the following Linux distributions:

- Ubuntu(and official derivatives) - 8.04 LTS - 9.10 - 10.04 LTS - 10.10 - 11.04 - Daily CD Images - Debian - Stable/Squeeze - Testing/Wheezy - Unstable/Sid - Linux Mint - 7 - 8 - 9 - 10 - openSUSE - 10.2 - 10.3 - 11.0 - 11.1 - Factory - Arch Linux - 2010.05 - Damn Small Linux - 4.4 - SliTaz - Stable - Cooking	- gNewSense - deltah-2.1 - FreeBSD - 6.3 - 7.0 - 7.2 - 8.0 - NetBSD - 4.0 - Fedora - 10 - 11 - 12 - 13 - 14 - Rawhide - PCLinuxOS - 2010 - Sabayon Linux - 5.1 - 5.2 - Gentoo - 2007.0 - 2008.0 - Puppy Linux - 4.00	- MEPIS - SimplyMEPIS 8 - AntiX 8 - Zenwalk - 5.2 - Slax - 6 - Dreamlinux - 3.2 - Elive - Development - CentOS - 4 - 5 - Mandriva - 2007.1 - 2008.0 - 2008.1 - LinuxConsole - 1.0.2009 - Frugalware Linux - Stable - Testing - Current - xPUD - 0.9.2

UNetbootin supports Windows, Linux, and Mac OSX. Download the Windows version here. On Ubuntu, run the following commands to install it directly.

[root@ezylinux ~]# sudo add-apt-repository ppa:gezakovacs/ppa
[root@ezylinux ~]# sudo apt-get update
[root@ezylinux ~]# sudo apt-get install unetbootin

To create a Linux USB drive, follow these steps:

1. The USB flash drive must be at least 1GB. Format the USB drive first.
2. Run unetbootin. The following window appears.
   • To have the program download files from the Internet, select distribution and choose the Linux distribution and version you want.
   • To create a Linux USB from an existing ISO, select Diskimage and browse to the ISO file.
3. Under Type (at the bottom), select USB drive and choose the drive on which to create the Linux USB.
4. Click OK and wait until it finishes, as shown.
5. To install on the current computer, click reboot. To use the drive on another computer, select exit.

Source: How to use UNetbootin to create a Live Linux USB