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Property, Plant and Equipment, Net (Tables)
3 Months Ended
Mar. 31, 2022
Property, Plant and Equipment, Net.  
Schedule of property, plant and equipment

March 31,

December 31,

($ in millions)

    

2022

    

2021

Land

$

184

$

167

Buildings

2,134

2,081

Machinery and equipment

7,016

6,876

Construction-in-progress

1,245

1,179

10,579

10,303

Accumulated depreciation

(3,896)

(3,801)

$

6,683

$

6,502