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Inventories (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2023
Notes and other explanatory information [abstract] |
Schedule of inventories |
Schedule of inventories |  |
| December 31, 2023 | December 31, 2022
Finished products |  |
Iron Ore Solutions | 2,457 | 2,126
Energy Transition Metals | 640 | 651
Total finished products | 3,097 | 2,777
Work in progress | 567 | 800
Consumable inventory | 1,159 | 1,010
Net realizable value provision (i) | (139) | (105)
Total of inventories | 4,684 | 4,482
(i) | In 2023, the effect of provision for net realizable value was US$54 (2022: US$44).

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