Which PDF viewer/reader do you use on Linux?

Hello,
PDF files have become common and many internet users now prefer to read documents such as books and many more in PDF form. There are many PDF viewers/readers that you can use on Linux.
Which PDF viewer/reader do you use on your desktop Linux?

[poll]
  • Okular

  • Foxit

  • Evince

  • XPDF

Others (specify in comment)
*

[/? [poll]]

Google chromium, because chromium has perfect touch screen support (scrolling) and makes document reading easy with a 2 in 1 laptop.