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Property, Plant and Equipment, Net
 9 Months Ended
Sep. 30, 2023
Property, Plant and Equipment [Abstract]  
Property, Plant and Equipment, Net Property, Plant and Equipment, Net
Property, plant and equipment, net, is comprised of the following (in millions):
September 30, 2023December 31, 2022
Land$72 $76 
Buildings and improvements662 648 
Machinery and equipment2,457 2,349 
3,191 3,073 
Less: Accumulated depreciation(1,989)(1,889)
$1,202 $1,184 
Depreciation expense was $53 million and $50 million for the three months ended September 30, 2023 and 2022, respectively, and $158 million and $146 million for the nine months ended September 30, 2023 and 2022, respectively.