For mercury-containing products that are already in use, it is important to store and handle them safely to avoid potentially harmful spills or releases. Products that contain mercury should be safely managed at the end of their useful life.
Mercury-containing devices should be stored in a safe place in a solid leak-proof container in such a way as to avoid breakage. Mercury containing items may be stored in original packaging or equivalent (i.e., cardboard boxes with packaging). They should not be stored in a place where they are likely to break or be readily accessible to those not knowledgeable on the dangers of mercury.
Elemental mercury and mercury-containing waste mercury are considered hazardous waste, unless the materials are generated from a household. General information on the transportation, disposal and recycling requirements for hazardous waste can be found on Illinois EPA's Bureau of Land's website.
Below are several programs for collecting and properly disposing of used or unwanted mercury-containing products: