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Use of magnets in separation of mixtures

Answer Text:
Use of magnets.
- Is used to separate solid mixtures, one of which is magnetic (usually iron).
- The iron is picked with a magnet leaving the other components of the mixture behind.
Examples:
- Separation of powdered iron from iron powder sulphur mixture.
Practical applications:
-In the extraction (mining of iron); where magnetic iron ore is separated from other materials in the crushed ore.
- Separation of scrap iron from non-magnetic materials like glass and plastics in recycling plants.