What is an evaporating dish used for?

evaporating dish is used to let substances to evaporate.

-aramis nats-
Evaporating dishes are used to evaporate excess water - or other solvents - to ensure that a concentrated solution or the dissolved substance is left behind.
an evaporating dish is put on top of a tripod over a Bunsen burner and liquids are evaporated off like water evaporated off salt water leaving salt.
to let the solvent evaporate and collect the solute in solid state from dissolved state
It is used to evaporate water from solution to obtain solid materials.