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GCSE Combined Science · key term
Describes a substance that can support combustion, for example by providing oxygen, and make a fire more intense.
Used by Edexcel
Specification Formulae, equations and hazards · Paper 3, Paper 4
Revise: Hazard symbols and practical risk assessmentA flame over a circle means oxidising. An oxidising substance can support combustion, for example by providing oxygen, and make a fire more intense. Oxygen, hydrogen peroxide and potassium permanganate are examples.
Distinguish flammable from oxidising: a flammable substance catches fire easily; an oxidising substance can make a fire more intense.
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