Investor Presentation August 2005 572.2 KB Second Quarter 2005 Results Slide Presentation 118.1 KB Goldman Sachs Basic Materials Conference 2005 Presentation 573.9 KB Banc of America Securities Basic Industries Conference 877.9 KB First Quarter 2005 Results Slide Presentation 105.3 KB Smith Barney Citigroup Small/Midcap Conference Presentation 1.6 MB CIBC World Markets 2005 Whistler Institutional Conference Presentation 1.6 MB Fourth Quarter 2004 Results Slide Presentation 145.7 KB Smith Barney Citigroup Conference Presentation 1 MB Lehman Brothers Conference Presentation 816.9 KB