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===Meaning===
[[File:WaterBath.png|right|300px|thumb|A picture of an electronic '''water bath'''.]]
A '''water bath''' is a container full of [[water]] kept at a constant [[temperature]].
===About Water Baths===
: Some physical and chemical changes are sensitive to [[temperature]]. When a specific [[temperature]] between 0°C and 100°C is needed then a '''water bath''' is used.
: [[Chemical]]s are not poured into a '''water bath''' but another container, such as a [[beaker]], [[Test Tube|test tube]] or [[Boiling Tube|boiling tube]] are placed in the '''water bath'''.
: A '''water bath''' may have a [[Heating Element|heating element]] and a [[thermostat]] to keep a constant [[temperature]]
: A '''water bath''' may be some [[water]] in a large [[beaker]] which can be [[heat]]ed by a [[Bunsen Burner]].
==Key Stage 3==
===Meaning===
A '''water bath''' is a container full of [[water]] kept at a constant [[temperature]].