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: [[Explosive]]s [[Chemical Reaction|react]] very quickly at high [[temperature]]s.
: [[Explosive]] substances may contain [[oxygen]] or another [[Oxidising Agent|oxidising agent]] that allow it to [[Chemical Reaction|react]] without the need for [[oxygen]] in the [[air]].
===Precautions===
*Keep any naked flame away from the [[chemical]].
==Key Stage 4==
===Meaning===
An [[explosive]] substance is one which can [[Chemical Reaction|react]] very quickly, without needing [[oxygen]] from the [[air]], that produces a lot of [[gas]] during the [[Chemical Reaction|reaction]].
===About Explosive Substances===
: [[Explosive]]s [[Chemical Reaction|react]] very quickly at high [[temperature]]s.
: [[Explosive]] substances may contain [[oxygen]] or another [[Oxidising Agent|oxidising agent]] that allow it to [[Chemical Reaction|react]] without the need for [[oxygen]] in the [[air]].
===Precautions===
*Keep any naked flame away from the [[chemical]].