
| 2008 £m |
2007 £m |
|
|---|---|---|
| Raw materials and consumables | 116 | 69 |
| Work in progress | 16 | 17 |
| Fuel stocks | 178 | 20 |
| Current intangible assets | 145 | 2 |
| 455 | 108 |
£446m of inventories were consumed and recognised within operating costs during the year (2007: £97m; 2006: £58m). The above table includes a £4m provision for obsolescence as at 31 March 2008 (2007: £3m).
Current intangible assets consists of emissions allowances.