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Inventories (Tables)

12 Months Ended

Dec. 31, 2021

Inventories

Schedule of inventories

​

​	​	​	​	​
​		December 31, 2021		December 31, 2020
Finished products		2,795		2,712
Work in progress	​	820	​	647
Consumable inventory		857		882
​	​	​	​	​
Allowance to net realizable value (i)	​	(95)	​	(180)
Total		4,377		4,061

(i) In 2021, the effect of provision for net realizable value was US$1 (2020: reversal of US$20).

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- Definition

Tabular disclosure of the carrying amount as of the balance sheet date of merchandise, goods, commodities, or supplies held for future sale or to be used in manufacturing, servicing or production process.

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