Mercury is a natural heavy metal that is toxic to people and wildlife. It enters the environment when you break or dispose of products containing it. Breathing mercury's fumes, eating mercury-contaminated fish, or touching spilled mercury can be harmful. You can use this service to find mercury product recycling drop-off locations. Acceptable items include fluorescent light bulbs, thermometers, thermostats, button cell batteries, and electronics. Search by city or town, street address, or Zip Code.