HON vs MMM

Honeywell International Inc.

Honeywell International Inc. operates as a diversified technology and manufacturing company worldwide. Its Aerospace segment offers auxiliary power units, propulsion engines, integrated avionics, environmental control and electric power systems, engine controls, flight safety, communications, navigation hardware, data and software applications, radar and surveillance systems, aircraft lighting, advanced systems and instruments, satellite and space components, and aircraft wheels and brakes; spare parts; repair, overhaul, and maintenance services; thermal systems; and connected solutions and data services for aftermarket, as well as wireless connectivity and management services. The company's Honeywell Building Technologies segment offers software applications for building control and optimization; sensors, switches, control systems, and instruments for energy management; access control; video surveillance; fire products; remote patient monitoring systems; e-cooling heat transfer agents; and installation and upgrades of systems. Its Performance Materials and Technologies segment offers automation control, instrumentation, and software and related services; catalysts and adsorbents, equipment, and consulting; and materials to manufacture end products, such as bullet-resistant armor, nylon, computer chips, and pharmaceutical packaging, as well as Honeywell forge connected solutions. The company's Safety and Productivity Solutions segment provides personal protection equipment, apparel, gear, and footwear; gas detection technology; cloud-based notification and emergency messaging; mobile devices and software; supply chain and warehouse automation equipment, and software solutions; custom-engineered sensors, switches, and controls; and data and asset management productivity software solutions. It has strategic alliances with DENSO Corporation, Signify, and IDEMIA Group, S.A.S. The company was incorporated in 1985 and is headquartered in Charlotte, North Carolina.

3M Company

3M Company develops, manufactures, and markets various products worldwide. It operates through four business segments: Safety and Industrial, Transportation and Electronics, Health Care, and Consumer. The Safety and Industrial segment offers personal safety products, industrial adhesives and tapes, abrasives, closure and masking systems, electrical markets, automotive aftermarket, and roofing granules to industrial, electrical, and safety markets. The Transportation and Electronics provides electronics, such as display materials and systems, electronic materials solutions; automotive and aerospace, and commercial solutions; advanced materials; and transportation safety products to transportation and electronic original equipment manufacturer customers. The Health Care segment offers medical and surgical supplies, skin health and infection prevention products, oral care, separation and purification sciences, health information systems, drug delivery systems, and food safety products to healthcare industry. The Consumer segment provides home improvement, home care, and consumer health care products, as well as stationery and office supplies to various consumers. This segment is also involved in the retail auto care business. It offers its products through various e-commerce and traditional wholesalers, retailers, jobbers, distributors, and dealers, as well as directly to users. 3M Company has a strategic collaboration with Merry Maids in residential cleaning sector; and collaborations with The Infectious Disease Research Institute and Duke Human Vaccine Institute to create a vaccine candidate with potential to provide protection against multiple variants of SARS-CoV-2. The company was founded in 1902 and is headquartered in St. Paul, Minnesota.