1. MOZAL GAS CONVERSION PROJECT Africa Oil & Gas Conference 3rd June 2005 NOT AN OFFICIAL UNCTAD RECORD

2. Mozal Gas Conversion Project

3. Mozal Gas Conversion Project - System Layout POTLINE 2 ROD. SHOP POTLINE 1 ABF 1 ABF 2 FTC 1 FTC 2 MGC SUPPLY CASTHOUSE OFFICES LPG STORAGE SITE BOUNDARY CMS HFO DIESEL

4. Mozal Gas Conversion Project – Back-Up POTLINE 2 ROD. SHOP POTLINE 1 ABF 1 ABF 2 FTC 1 FTC 2 MGC SUPPLY CASTHOUSE OFFICES LPG STORAGE SITE BOUNDARY CMS HFO DIESEL

5. Mozal Gas Conversion Project - Energy Usage

6. Mozal Gas Conversion Project – Key Milestone Schedule Sign Gas Supply Agreement with MGC 27 Feb 2004 Sign Service Agreement with SLMR 10 Apr 2004 Gas Supply Agreement Effective Date 02 Jun 2004 PlanForecast / Actual Supply First Gas02 Jun ‘05 18 Mar ‘05 Full on Gas – Rodding Shop May ‘05 23 Mar ‘05 – Casthouse July ’05 15 Jul ’05 – Bake Furnaces Oct ‘05 15 Apr ’05 Project Complete Nov ’05 31 July ‘05

7. Mozal Gas Conversion Project – Reticulation Installation

8. Mozal Gas Conversion Project – Pressure Reducing Stations

9. Mozal Gas Conversion Project – Equipment Modification

10. Mozal Gas Conversion Project - Benefits Enabler to bring Mozambican Natural Gas to the region Reduced Green House Gas emissions… 20,000 tons of CO 2 pa Natural Gas is a cleaner and more efficient fuel... improved process efficiency Natural Gas is cheaper than current fuels used at Mozal