A small pollution containment chamber, known as the top hat, is loaded onto the deck of the motor vessel Gulf Protector in Port Fourchon, Louisiana

 
A small pollution containment chamber, known as the top hat, is loaded onto the deck of the motor vessel Gulf Protector in Port Fourchon, Louisiana
A small pollution containment chamber, known as the top hat, is loaded onto the deck of the motor vessel Gulf Protector at Wild Well Control Inc. in Port Fourchon, Louisiana May 10, 2010. The chamber will be used in an attempt to contain an oil leak that was caused by the mobile offshore drilling unit Deepwater Horizon explosion. Picture taken May 10, 2010. REUTERS/Patrick Kelley/U.S. Coast Guard/Handout (UNITED STATES - Tags: MILITARY DISASTER ENERGY BUSINESS MARITIME) FOR EDITORIAL USE ONLY. NOT FOR SALE FOR MARKETING OR ADVERTISING CAMPAIGNS