Where might you find them?

The most commonly encountered elemental (liquid) mercury is in measurement devices – thermometers, barometers and hygrometers. Other mercury-containing objects are found in collections such as:

  • Art – cinnabar in lacquerware, vermilion pigments.
  • Costume – beaver and rabbit fur felted hats.
  • Dentistry – dental amalgam.
  • Electricity – mercury arc rectifiers.
  • Furniture – tin-mercury silvered mirrors.
  • Herbaria – mercuric chloride treated specimen sheets.
  • Horology – mercury filled clock pendulums.
  • Lighting – fluorescent lamps.
  • Pharmacy – mercury in medicines, calomel, corrosive sublimate treatments.
  • Science – alchemical specimens.
  • Vehicles – mercury ignition switches.