How to Check for Mercury
A silver, metallic liquid will be visible from inside the bulb or vial if the thermometer contains mercury.
Digital Thermometers Are E-Waste
Put Everything Else in Trash
If you have a thermometer that is not digital and does not contain mercury, it’s safe to throw away.
Ways to Reduce
Don't Purchase Mercury
If you avoid purchasing mercury, you can reduce the amount that is available to leach into lakes and rivers.