derivative work of the following images: File:Changi_Airport_Fuel_Hydrant_Installation_Jetty_2007-10-03.jpg licensed with Cc-by-2.0 2009-05-19T16:33:41Z
https://www.flickr.com/photos/21063397@N00 publication date: 24 October 2007 operator: Flickr described at URL: https://www.flickr.com/photos/21063397@N00/1730478921
