Instructional and other interesting brewing related stuff

[Libertytree]

http://beerlegends.com/hops-varieties

http://homebrewmanual.com/what-are-ibus/

http://www.howtobrew.com/section1/chapter5.html

On the last link, there's more to read. Look in the upper/lower right of the page and you'll see this.

5.0	What Are They?
5.1	How Are They Used?
5.2	Hop Forms
5.3	Hop Types
5.4	Hop Measurement
5.5	Hop Bittering Calculations