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==Key Stage 3==
===Meaning===
A '''boiling tube''' is a [[glass ]] container, slightly bigger than a [[Test Tube|test tube]], used as a container for small [[Volume (Space)|volumes]] of [[chemical]]s in [[Chemical Reaction|chemical reactions]].
===About Boiling Tubes===
: '''Boiling tubes''' are more resistant to the effects of [[heating]] than [[Test Tube|test tubes]] as they are less likely to crack when [[Heating|heated]] by a flame.
==Key Stage 4==
===Meaning===
A '''boiling tube''' is a [[glass]] container, slightly bigger than a [[Test Tube|test tube]], used as a container for small [[Volume (Space)|volumes]] of [[chemical]]s in [[Chemical Reaction|chemical reactions]].
===About Boiling Tubes===
: A '''boiling tube''' is a type of a [[Reaction Vessel|reaction vessel]] used to contain a small [[Volume (Space)|volume]] of a [[Reaction Mixture|reaction mixture]].
: '''Boiling tubes''' are more resistant to the effects of [[heating]] than [[Test Tube|test tubes]] as they are less likely to crack when [[Heating|heated]] by a flame.