In Google Chrome browser, you have an option of Incognito window on top right. Just check this pic if you are not able to find it.
Also you can use the shortcut CTRL + SHIFT + N. This Incognito window is really cool way to make your browsing private. If you activate this Incognito window mode for browsing, all the pages you visit won't be stored in any browser and search history. All the cookies and cache are deleted once the browser is closed. No trace of your browsing would be left in browser after you close your incognito window. However using incognito window doesn't make any difference with other servers and software. For example
- Websites that store information about you.
- ISP that track the pages you visit.
- Various other softwares.
But still it's really useful way to make your internet private especially to escape your relatives peek.