3M makes everything from tape to high-tech security gear. The diversified company's products fall under four-segment categories: Safety & Industrial, Transportation & Electronics, Health Care, and Consumer. 3M boasts some of the world's most recognizable consumer brands including Post-it notes, Scotch tapes, Scotchgard fabric protectors, Scotch-Brite scouring pads, Filtrete home air filters, and ACE bandages. 3M sells products directly to users and through numerous wholesalers, retailers, distributors, and dealers worldwide.