Spill-proof spout with anti-evaporation caphttps://www.ag.ndsu.edu/news/newsreleases/2009/may-4-2009/new-regulations-imposed-on-portable-fuel-containers/spill-proof-spout-with-anti-evaporation-cap/viewhttps://www.ag.ndsu.edu/news/newsreleases/2009/may-4-2009/new-regulations-imposed-on-portable-fuel-containers/spill-proof-spout-with-anti-evaporation-cap/@@download/image/2009-05-07.3893560214