Commitments and Contingent Liabilities (Tables)

9 Months Ended

Sep. 30, 2019

Commitments and Contingencies Disclosure [Abstract]

Environmental Liabilities [Table Text Block]

Environmental Reserves
($ in millions)	September 30, 2019		December 31, 2018
New Jersey Chrome		$150		$151
Glass and chemical	72		90
Other	71		50
Total		$293		$291
Current portion		$115		$105

Environmental Costs [Table Text Block]

Pretax charges against income for environmental remediation costs are included in Other charges in the accompanying condensed consolidated statement of income. The pretax charges and cash outlays related to such environmental remediation for the three and nine months ended September 30, 2019 and 2018 were as follows:

	Three Months Ended September 30				Nine Months Ended September 30
($ in millions)	2019		2018		2019		2018
Environmental remediation pretax charges		$24		$4		$75		$39
Cash outlays for environmental remediation activities		$21		$14		$57		$45