Question

What is the difference between hydrometer and lactometer?

Answer 1

Answer:

lactometer is used to measure milk and hydrometre for water quality i think

Answer 2

Answer:

A hydrometer is an instrument used to determine specific gravity. It operates based on the Archimedes principle that a solid body displaces its own weight within a liquid in which it floats. Hydrometers can be divided into two general classes: liquids heavier than water and liquids lighter than water. and lactometer is used to measure the gravity of milk