Question
In what way(s) does a clinical thermometer differ from an ordinary thermometer?
Answer
Clinical thermometer
(1) Range of clinical thermometer is from 35 °C to 42 °C.
(2) It is used to measure the temperature of the human body.
(3) It has ‘kink’ in its capillary tube.
(4) Jerks are given to lower the mercury level.
Laboratory thermometer
(1) Range of ordinary laboratory thermometer is from -10°C to 110 °C.
(2) Used to measure the temperature in laboratory.
(3) No ‘kink’ is present in it.
(4) Jerks need not to be given, mercury level falls automatically.