Specialized Methods

📚 Key Concepts

🔹 Churning

Churning separates components of different densities in liquids.

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Example: Butter from curd

  • Curd is churned vigorously
  • Butter (lighter) floats on top
  • Buttermilk remains below

🔹 Sublimation (Advanced Topic)

Some solids directly change to gas without becoming liquid.

Examples:

  • Separating camphor from salt
  • Purifying iodine
  • Dry ice applications
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