Chromium OS. Chromium OS is an open-source project that aims to build an operating system that provides a fast, simple, and more secure computing experience for people who spend most of their time on the web. Here you can review the project's design docs, obtain the source code, and contribute.
1 Common orange â There are many varieties of common orange and it is widely grown. 2  The most common varieties of common oranges are the Valencia, Hartâs Tardiff Valencia, and the Hamlin, but there are dozens of other types.
1 Of the navels, the most common types are the Cara cara, Bahia, Dream navel, Late Navel and Washington or California Navel. 2  Acid-less orange â Acid-less oranges have very little acid, hence little flavor. 3  Acid-less oranges are early season fruit and are also called âsweetâ oranges.