Inventories (Tables)

12 Months Ended

Dec. 31, 2021

Inventory Disclosure [Abstract]

Inventories

Inventories at December 31 consisted of:

	2021		2020
Finished goods	$	1,747	$	1,610
Raw materials and work in process	6,220		5,949
Supplies	196		146
Total (approximates current cost)	8,163		7,705
Decrease to LIFO cost	(16)		(81)
	$	8,147	$	7,624
Recognized as:
Inventories	$	5,953	$	5,554
Other assets	2,194		2,070