2 unchanged sentences
From time to time, we become aware of compliance matters relating to, or receive notices from, federal, state or local entities regarding possible or alleged violations of environmental, health or safety laws and regulations.
−Removed: Also, from time to time, we are identified as a potentially responsible party (“PRP”) under the Comprehensive Environmental Response, Compensation and Liability Act (“CERCLA”) and/or similar state laws that impose liability for costs relating to the clean up of contamination resulting from past spills, disposal or other release of hazardous substances.
+Added: Also, from time to time, we are identified as a potentially responsible party (“PRP”) under the Comprehensive Environmental Response, Compensation and Liability Act (“CERCLA”) and/or similar state laws that impose liability for costs relating to the clean up of contamination resulting from past spills, disposal or other release of hazardous substances.
We are also subject to similar laws in some of the countries where current and former facilities are located.
−Removed: Our environmental, health and safety department monitors compliance with applicable laws on a global basis. 
+Added: Our environmental, health and safety department monitors compliance with applicable laws on a global basis.
Currently, we are involved in various environmental investigations, clean up activities and administrative proceedings and lawsuits.
11 unchanged sentences
However, adverse developments and/or periodic settlements could negatively impact the results of operations or cash flows in one or more future periods.
−Removed: For additional information regarding environmental matters and other legal proceedings, see Note 14 to the Consolidated Financial Statements.
+Added: For additional information regarding environmental matters and other legal proceedings, see Note 14 to the Consolidated Financial Statements.
Mine Safety Disclosures
1 unchanged sentence
Compared sentence by sentence after normalising whitespace, quotation marks, case and digits, so re-formatting and restated figures do not read as changed language. Wording changes appear as one removal and one addition. The current filing and the prior one are authoritative.