What are some products that are now words? [closed]
What you are looking for is called a genericized trademark, generic trademark, or proprietary eponym, and Wikipedia has a huge list:
- List of generic and genericized trademarks
It includes all the examples mentioned by chaos and yourself, and many more.
See also this related question:
- What is a word/phrase for using a term for a popular special case instead of a generic term?
- Aqualung
- Aspirin
- Astroturf
- Band-aid
- Bubble wrap
- Butterscotch
- Cellophane
- Chapstick
- Coke (only in some regions)
- Crock pot
- Cuisinart
- Dumpster
- Dry ice
- Escalator
- Frisbee
- Jeep
- Jello
- Jetski
- Hacky sack
- Heroin
- Hoover (mainly in the UK)
- Kerosene
- Laundromat
- Linoleum
- Muzak
- Q-tip
- Tarmac
- Taser
- Thermos
- Trampoline
- Velcro
- Walkman
- Yo-yo
- Zipper
- iPod (I've seen many people use iPod to refer to any MP3 player)
- Xerox
- Zip-lock