epa01413598 A File photo dated 20 November 2003 of P-26 platform, anchored 175 kilometers from the shores of Rio de Janeiro, Brazil, where one hundred thousand oil barrels are extracted per day. The five-days-strike started 14 July 2008 by employees of Brazilian oil company Petrobras at the Campos sea basin, responsible for the 80 per cent of the oil produced by Brazil, paralyzed the works in 33 of 42 sea platforms in the region, according to union sources. EPA/MARCELO SAYAO