Is there a way to reunite the fluid in a thermometer if has become separated?
Reuniting the fluid in a thermometer.
There are a couple methods to reunite fluid in a thermometer. The heating method can be used with mercury or organic filled thermometers. The cooling method should only be used with mercury thermometer unless it has a contraction chamber. There is also a method for low temperature bottle thermometers. See the attached document for further information.