General plumbing answers can be found online by searching the plumbing section on the About.com website. About.com has a number of articles written by experts in the category titled Plumbing Basics.
The Plumbing Basics category has articles on a wide range of plumbing information basics and do-it-yourself tips. The topics include low water pressure, how to solder copper pipe, saddle valves, the types of pipes used in plumbing, fixing pipe leaks and many more. Categories related to plumbing include Plumbing Tools, Toilets, Drains, Septic & Sewer, Fixtures, Water Heaters, Appliance Hook-ups and Garbage Disposals.
As of 2015, the plumbing expert for About.com has over 15 years of plumbing experience in projects that include commercial, new residential, and residential service and repair plumbing.