State similarities and difference between the laboratory thermometer and the clinical thermometer

Similarities of laboratory thermometer and clinical thermometer

(i) Both thermometers consist of long narrow uniform glass tubes. (ii) Both have a bulb at one end. (iii) Both contain mercury in bulb. (iv) Both use the Celsius scale on the glass tube.

Differences:

(i) A clinical thermometer reads temperature 35°C to 45°C while the range of laboratory thermometer is −10°C to 110°C (ii) The clinical thermometer has a kink near the bulb while there is no kink in the laboratory thermometer. (iii) Due to kink mercury does not fall down on its own in clinical thermometer.

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