largely related to the Ceradyne acquisition, which reduced 2013 operating income margins by 0.7 percentage points. As indicated in the preceding Operating Business Segments section, each of 3M’s five business segments absorbed incremental investments related to business transformation, enabled by 3M’s global ERP implementation, which reduced operating income margins in each of 3M’s five business segments by approximately 0.3 percentage points when comparing 2013 to 2012.

 

Safety and Graphics Business (18.0% of consolidated sales):

  

The Safety and Graphics segment serves a broad range of markets that increase the safety, security and productivity of people, facilities and systems. Major product offerings include personal protection products; traffic safety and security products, including border and civil security solutions; commercial solutions, including commercial graphics sheeting and systems, architectural surface and lighting solutions, and cleaning and protection products for commercial establishments; and roofing granules for asphalt shingles.

 

Year 2014 results:

 

Sales in Safety and Graphics totaled $5.7 billion, up 2.7 percent in U.S. dollars. Organic local-currency sales increased 5.4 percent, and foreign currency translation reduced sales by 2.7 percent. On an organic local-currency basis, sales growth was led by personal safety. 3M also saw positive organic local-currency sales growth in commercial solutions, and traffic safety and security systems. Sales in the roofing granules business declined year-on-year.

 

Organic local-currency sales increased 6 percent in EMEA, and increased 5 percent in the United States, Asia Pacific, and Latin America/Canada.

 

Operating income in 2014 totaled $1.3 billion, up 5.6 percent. Operating income margins were 22.6 percent of sales, compared to 22.0 percent in 2013. Operating income margins benefited from organic volume leverage plus selling price increases, partially offset by incremental investments related to business transformation, enabled by 3M’s global ERP implementation, plus selective restructuring.

 

Year 2013 results:

 

Sales in Safety and Graphics totaled $5.6 billion, up 3.3 percent in U.S. dollars. Organic local-currency sales increased 4.1 percent, acquisitions added 1.3 percent, and foreign currency translation reduced sales by 2.1 percent. On an organic local-currency basis, sales grew in personal safety, commercial solutions, and industrial minerals. Organic local-currency sales declined in traffic safety and security systems. Acquisition growth related to the September 2012 purchase of net assets that comprised the business of Federal Signal Technologies Group.

 

Organic local-currency sales increased 9 percent in both Latin America/Canada and Asia Pacific, and 2 percent in the United States. Organic local-currency sales were flat in EMEA.

 

Operating income in 2013 totaled $1.2 billion, up 1.4 percent. Operating income margins were 22.0 percent of sales, compared to 22.4 percent in 2012. This decline in margins related to the Federal Signal Technologies Group acquisition, which reduced 2013 operating income margins by 0.5 percentage