Raw Material Preparation for Oilseed and Nuts
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Questions and Answers

What is the purpose of wintering in oil processing?

  • To remove glycerides with higher melting points (correct)
  • To neutralize fatty acids
  • To bleach the oil
  • To increase the acidity levels

    • Which process is used to lighten the appearance of dark-colored oils?

  • Bleaching (correct)
  • Neutralization
  • Wintering
  • De-gumming

    • How are phosphetides removed during the de-gumming process?

  • By wintering the oil
  • By mixing with water and subsequent filtration (correct)
  • By adding a sodium hydroxide solution
  • By neutralization

    • What happens to glycerides over time if not properly managed?

    <p>They degrade and release fatty acids</p> Signup and view all the answers

    Which substance is used for neutralizing fatty acids in oil processing?

    <p>Sodium hydroxide solution</p> Signup and view all the answers

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