For education and discussion only. Not for commercial use. WASHINGTON (AP) — The first public toilet in the Washington area subway system would get a one-year trial under a recommendation Thursday from transit officials. If the full Metro Board approves Feb. 20, a self-cleaning single stall unit made in New Zealand will be placed inside the fare gates of the Huntington station in Fairfax County, Va. The test run, with a price tag of $66,500, will monitor customer acceptance, feasibility, safety and cleanliness, officials said. ``We're going to gauge it and see what happens,'' Metro chief engineer Pat Porzillo said....