When it comes to helium tanks, it's important to handle them responsibly to avoid any safety risks. Helium tanks are typically used for filling balloons, and they can be reused or recycled depending on their condition and the facility's guidelines. If the helium tank is still in good condition and can hold pressure, it can be reused for future balloon inflation. You can contact local party rental companies or event planners to inquire about helium tank rentals or exchanges. If the helium tank is damaged or expired, it should be properly disposed of. Do not puncture or throw the tank in the regular trash or recycling bin, as it can be hazardous. Instead, check with your local recycling center or hazardous waste facility for proper disposal options. They might have specific guidelines for handling and recycling helium tanks. If you are unable to find a recycling center or hazardous waste facility that accepts helium tanks, you can contact a local scrap metal yard. They may be able to accept and recycle the tank as scrap metal.