![Yikes. A thermometer I bought on eBay broke and let loose a bunch of metal balls in my substrate. I had to fish them with a magnet. : r/Aquariums Yikes. A thermometer I bought on eBay broke and let loose a bunch of metal balls in my substrate. I had to fish them with a magnet. : r/Aquariums](https://preview.redd.it/yikes-a-thermometer-i-bought-on-ebay-broke-and-let-loose-a-v0-vtb96xp82pfa1.jpg?width=640&crop=smart&auto=webp&s=28b553bb7c7f3b8d760df025006aec2701ae2e00)
Yikes. A thermometer I bought on eBay broke and let loose a bunch of metal balls in my substrate. I had to fish them with a magnet. : r/Aquariums
Question: - Is the stuff inside an aquarium thermometer toxic? | Caudata.org: Newts and Salamanders Portal
![Amazon.com: BOEESPAT Aquarium Heater 300W Fish Tank Heater with Anti Scald Protector and Aquarium Thermometer, Fully Submersible Fish Heater for Marine Saltwater and Freshwater (40 to 60 gallons) : Pet Supplies Amazon.com: BOEESPAT Aquarium Heater 300W Fish Tank Heater with Anti Scald Protector and Aquarium Thermometer, Fully Submersible Fish Heater for Marine Saltwater and Freshwater (40 to 60 gallons) : Pet Supplies](https://m.media-amazon.com/images/I/71aVfHdMjiL.jpg)
Amazon.com: BOEESPAT Aquarium Heater 300W Fish Tank Heater with Anti Scald Protector and Aquarium Thermometer, Fully Submersible Fish Heater for Marine Saltwater and Freshwater (40 to 60 gallons) : Pet Supplies
![REDDIT HELP ME, my thermometer broke while I was cleaning my tank and all the stuff inside leaked out. I took my fish out and put them into a clean backup tank REDDIT HELP ME, my thermometer broke while I was cleaning my tank and all the stuff inside leaked out. I took my fish out and put them into a clean backup tank](https://preview.redd.it/vvscuzm8fal51.jpg?width=640&crop=smart&auto=webp&s=61b4ed71257eca39431d5c48393a9d8542b36ce7)
REDDIT HELP ME, my thermometer broke while I was cleaning my tank and all the stuff inside leaked out. I took my fish out and put them into a clean backup tank
![My thermometer broke. Is the red liquid mercury? Does not seem to leak on the water. Should do water change or do something? : r/PlantedTank My thermometer broke. Is the red liquid mercury? Does not seem to leak on the water. Should do water change or do something? : r/PlantedTank](https://preview.redd.it/my-thermometer-broke-is-the-red-liquid-mercury-does-not-v0-061rbkarz4na1.jpg?width=640&crop=smart&auto=webp&s=2e7d3e2273a0bb01b95057b215e9a810cf06d502)
My thermometer broke. Is the red liquid mercury? Does not seem to leak on the water. Should do water change or do something? : r/PlantedTank
![After reading the broken Thermometer posts in different subs yesterday I thought, “that will never happen to me!” and it happened to me. I found it sunk at the bottom but fish After reading the broken Thermometer posts in different subs yesterday I thought, “that will never happen to me!” and it happened to me. I found it sunk at the bottom but fish](https://preview.redd.it/5rifrqio4ox71.jpg?auto=webp&s=9e3cc7b8f65729e9883f396658834e31d10823b8)