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 abrasives, automotive aftermarket, closure and masking systems, communication markets, electrical markets, industrial adhesives and tapes, personal safety, roofing granules and other safety and industrial. Transportation and Electronics segment consists of advanced materials, automotive and aerospace, commercial solutions, display materials and systems, electronic materials solutions, transportation and safety, and other transportation and electronics. Health Care segment’s products and services include drug delivery, food safety, health information systems, medical solutions, oral care solutions, and separation and purification sciences. Consumer segment serves consumers and consists of consumer health care, home care, home improvement, and stationery and office supplies.