Google Chrome OS is a Linux-based open source operating system designed by Google to work exclusively with web applications.
1. Go to chrome OS download page and download the latest version of chrome OS.
2.There are three download options are available to download chrome OS (VMware,VirtualBos and USB).
VMware option allows you to run Chrome Os in VMware Player or VMware Workstation as a virtual machine.
Download VMware Player
Virtualbox option allows you to run Chrome Os in VirtualBox as a virtual machine.
USB option allows you to run Chrome Os from USB stick or(pen drive or flash drive)