From left to right:

A 30,000-litre swap tank at a refinery in Rotterdam, The Netherlands.

 A 20ft SeaCell being discharged in Melbourne, Australia having just arrived   from Hong Kong. A SeaCell is a revolutionary overwidth container with a standard   ISO frame.

 40ft Hi-grade stainless steel refrigerated containers fitted with Carrier machinery in Shanghai.

Thank you for entering the "The Box" competition.

You will be informed shortly after 1 August 2006 whether you have won Marc Levinson's brilliant book.