Why are alcohol thermometers rather than mercury thermometers used to measure low air temperatures?

The fact is that mercury begins to freeze at -38.83 ° C, it is not convenient to use it when measuring very low temperatures, and alcohol freezes at -114.1 ° C, so it is convenient to use.



One of the components of a person's success in our time is receiving modern high-quality education, mastering the knowledge, skills and abilities necessary for life in society. A person today needs to study almost all his life, mastering everything new and new, acquiring the necessary professional qualities.