Edexcel GCSE Chemistry · 1CH0
Specification 9.37C · Paper 2
Revise: Risks of NanoparticlesFree nanoparticles in products such as some cosmetics or toothpastes can move or be released, so there may be greater opportunity for exposure.
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GCSE Chemistry · key term
Particles that are able to move or be released from a product, making exposure more likely.
Used by Edexcel
Specification 9.37C · Paper 2
Revise: Risks of NanoparticlesFree nanoparticles in products such as some cosmetics or toothpastes can move or be released, so there may be greater opportunity for exposure.
Distinguish fixed nanoparticles in a coating from free nanoparticles that can move and be inhaled or ingested.
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