{"id":386624,"date":"2026-03-14T13:34:07","date_gmt":"2026-03-14T03:34:07","guid":{"rendered":"https:\/\/simpleflying.com\/overheating-circuit-board-strong-chemical-smell-potomac-tracon\/"},"modified":"2026-03-14T13:34:07","modified_gmt":"2026-03-14T03:34:07","slug":"flight-delays-overheating-circuit-board-causes-strong-chemical-smell-at-potomac-tracon","status":"publish","type":"post","link":"https:\/\/www.vibewire.com.au\/?p=386624","title":{"rendered":"Flight Delays: Overheating Circuit Board Causes \u201cStrong Chemical Smell\u201d At Potomac TRACON"},"content":{"rendered":"<p>A chemical smell at Potomac TRACON on Friday, March 13, led to a ground stop, causing significant flight delays and cancellations at major airports near the United States capital. The odor, which was traced to an overheated circuit board, affected several air traffic controllers. 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