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Inventories | 12 Months Ended
--- | ---
Dec. 31, 2020
Inventories [abstract] |
Disclosure of inventories [text block] | 14 Inventories
| At 31 December
(in USD million) | 2020 | 2019
Crude oil | 2,022 | 2,137
Petroleum products | 443 | 572
Natural gas | 229 | 277
Other | 390 | 377
Inventories | 3,084 | 3,363
Other inventory consists mainly of drilling and well equipment. The write-down of inventories from cost to net realisable value amounted to an expense of USD 58 m illion and USD 147 million in 20 20 and 201 9, respectively.

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- Definition The entire disclosure for inventories. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 2 -IssueDate 2019-01-01 -Section Disclosure -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=2&code=ifrs-tx-2019-en-r&doctype=Standard&dita_xref=IAS02_g36-39_TI -URIDate 2019-03-27 + Details
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