v3.20.4
Inventories
 12 Months Ended
Dec. 31, 2020
Inventory Disclosure [Abstract]  
Inventories Inventories
The following summarizes the components of Inventories:
As of December 31,
(MILLIONS OF DOLLARS)20202019
Finished goods$2,878 $2,265 
Work in process4,430 4,131 
Raw materials and supplies738 672 
Inventories(a)
$8,046 $7,068 
Noncurrent inventories not included above(b)
$890 $638 
(a)The change from December 31, 2019 reflects increases for certain products, including inventory build for new product launches, supply recovery, market demand and network strategy, and an increase due to foreign exchange.
(b)Included in Other noncurrent assets. There are no recoverability issues for these amounts.