Robroy Conduit Division, a market leader in rigid metal PVC-coated conduit, is making a concerted effort in the battle against an estimated annual cost of more than $300 billion resulting from corrosion damage. The company's Corrosion College, a two-day course of intensive instruction conducted by professionals in the field of corrosion protection, has been well-received by a variety of participants, including electrical contractors, distributors, engineers, purchasing agents and specifiers, end-users and manufacturers sales reps. Recently, the Corrosion College was officially accredited by Kilgore College, Kilgore, Texas. Graduates will now receive 1.5 continuing education units from Kilgore College for successfully completing the Corrosion College.