The Water Quality Association (WQA) will preview its new e-learning program on water treatment issues at the WQA annual convention to be held March 16-20 in Baltimore. These courses will begin on March 22 and cover: basic water chemistry, which includes an introduction to water contaminants, ions, acids and bases; a second program on ion softening and deonization and its principles and concepts; and a course on the various forms of arsenic and how to remove it. Classes will be added on a regular basis, and one covering science and treatment options for Legionella and radium is expected in the future.

Each course will include 30 to 45 frames featuring bulleted copy, graphs, diagrams, photos, facts, suggested reading and links to related Web sites. Visit the WQA Web site,, to sign up for the lessons. The cost per course ranges from $20 to $25.