A truck drives by PotashCorp railroads car in Saint John (Saint-Jean), New Brunswick Wednesday April 4, 2012. The Potash Corporation of Saskatchewan Inc., also referred to as PotashCorp, is the world's largest potash producer and the third largest producers of nitrogen and phosphate, three primary crop nutrients used to produce fertilizer.PotashCorp railroad cars lies by Saint John (Saint-Jean), New Brunswick port facilities Wednesday April 4, 2012. The Potash Corporation of Saskatchewan Inc., also referred to as PotashCorp, is the world's largest potash producer and the third largest producers of nitrogen and phosphate, three primary crop nutrients used to produce fertilizer.Irving Oil Refinery is pictured in Saint John (Saint-Jean), New Brunswick Wednesday April 4, 2012. Built in 1960, the Irving oil refinery, located in Saint John, NB is the largest oil refinery in Canada, producing more than 300,000 barrels (48,000 m3) of energy products per day.
