Equipment	Use
Batteries Mercuric Oxide	Hearing Aids Pacemakers Defibrillators Fetal Monitors Hofler Monitor Pagers Picker Caliber Spirometer Alarm Telemetry Transmitter Temperature Alarm Blood Analyzer
Thermometers	Temperature Measurement
Sphgymomanometers	Blood Pressure
Barometers	Weather Conditions
Esophageal Dilators Cantor Tubes Miller Abbot Tubes Feeding Tubes	Hg is used as weight at the bottom of the tubes.
Electrical Instruments	Laboratory Ovens (including Microwave Ovens) Nursing Incubators Room Temperature Controllers Refrigerators Relays Switches (no noise switch used in patient rooms)
Lamps	Fluorescent Lamps Metal Halide Lamps High Pressure Sodium Lamps Ultraviolet Lamps Cathode Ray tubes
Analytical Instruments using mercury chloride as reagent	Sequential Multiple Analyzer (SMAC) AU 2000
Electron Microscope	Mercury used as vibration dampner.