Compiled By John Teresko By eliminating multiple operations, an improved polishing cloth for fiber optics can save $3 per connection, says the Norfolk Div. Of W R Systems Ltd., Fairfax, Va. It also claims the APC Series cloth can last up to 15 times longer -- even with the use of less skilled workers. ECPI College of Technology, Virginia Beach, Va., is now using the product in fiber-optic-installation certification training. The product distributor is KITCO Fiber Optics, Virginia Beach, Va.