3M Co is a technology company. The Company operates through four segments: Safety and Industrial, Transportation and Electronics, Health Care and Consumer. Safety and Industrial segment consist of personal safety, industrial adhesives and tapes, abrasives, closure and masking systems, electrical markets, automotive aftermarket, and roofing granules. Transportation and Electronics segment consists of electronics, including display materials and systems, electronic materials solutions, automotive and aerospace, commercial solutions, advanced materials, and transportation safety. Health Care segmentâ€™s products and services include medical and surgical supplies, skin health and infection prevention products, oral care solutions, separation and purification sciences, health information systems and food safety products. Consumer segment serves consumers and consists of home improvement, stationery and office supplies, home care and consumer health care.