Throwing a sizzling tablet into a glass, dissolving in water:
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Measure pressure, Sphygmomanometer
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Medical Device Warning
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Nursing room, Hospital, voices
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Electronic sphygmomanometer, measure pressure
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Surgical suction device
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Make incisions, Surgery
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Hospital, water filtration system
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Dentist rinsing the mouth with water
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Blood transfusion apparatus
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Respiratory mask
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Cardiomonitor, operation, Hospital, doctors
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Make a hospital bed
★★★★★