Pilotenbilder.de: Bilder - Hydraulic-Oil http://www.pilotenbilder.de/photos/img-hydraulic-oil-1025.htm
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Exxon hydraulic fluid type 4 is put on the apron under the airplane to fill it up.]]> Sun, 05 Apr 2026 19:56:21 GMT http://www.pilotenbilder.de/photos/data/thumbnails/25/Hydraulic-Oil.JPG Hydraulic-Oil http://www.pilotenbilder.de/photos/img-hydraulic-oil-1025.htm