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v3.24.1.u1

Commitments and guarantees granted (Details) - USD ($) $ in Millions | Dec. 31, 2023 | Dec. 31, 2022
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Notes and other explanatory information [abstract] |  |
Purchase of raw materials and services | $ 5,361 | $ 6,534
Purchase of energy | 2,316 | 2,605
Total | $ 7,677 | $ 9,139

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