Condensed Consolidated Statements of Cash Flows (unaudited) - USD ($) $ in Millions		3 Months Ended
		Mar. 31, 2022	Mar. 31, 2021
Cash flows from operations
Net income		$ 73	$ 300
Adjustments to reconcile net income to cash flows from operations:
Depreciation and amortization		380	217
Deferred income taxes		(55)	(25)
Stock compensation		32	22
Net periodic pension and other postretirement costs		14	26
Other		(12)	14
Changes in balance sheet items:
Accounts receivable, net		153	51
Inventories		(105)	(129)
Prepaid expenses and other current assets		(13)	2
Accounts payable		5	22
Accrued expenses and other current liabilities		(221)	(124)
Other		(43)	1
Cash flows from operations		208	377
Cash flows from investing activities
Capital expenditures		(140)	(171)
Acquisitions, net of cash acquired, and investments		(174)	(381)
Other investing activities, net		10	14
Cash flows from investing activities		(304)	(538)
Cash flows from financing activities
Repayments of debt		(404)	0
Net decreases in debt with original maturities of three months or less		(45)	0
Cash dividends on common stock		(140)	(125)
Proceeds from stock issued under employee benefit plans		66	48
Purchases of treasury stock		0	(253)
Other financing activities, net		(25)	(28)
Cash flows from financing activities		(548)	(358)
Effect of foreign exchange rate changes on cash, cash equivalents and restricted cash		(13)	(31)
Decrease in cash, cash equivalents and restricted cash		(657)	(550)
Cash, cash equivalents and restricted cash at beginning of period	[1]	2,956	3,736
Cash, cash equivalents and restricted cash at end of period	[1]	2,299	3,186
Cash and cash equivalents		2,294	3,182
Restricted cash included in prepaid expenses and other current assets		$ 5	$ 4

[1] The following table provides a reconciliation of cash, cash equivalents and restricted cash shown above to the amounts reported within the condensed consolidated balance sheet as of March 31, 2022, December 31, 2021, and March 31, 2021 (in millions): March 31, 2022December 31, 2021March 31, 2021Cash and cash equivalents$2,294 $2,951 $3,182 Restricted cash included in prepaid expenses and other current assets5 5 4 Cash, cash equivalents and restricted cash$2,299 $2,956 $3,186