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Learning objective

List several common methods to create barriers against rust, such as painting, greasing, and applying plastic coatings.

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  • Practise with linked questions.
Cambridge IGCSE Combined ScienceMetalsCore content

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Quick explanation

List several common methods to create barriers against rust, such as painting, greasing, and applying plastic coatings

  • This point belongs to Corrosion of metals, especially Corrosion of metals outcomes.
  • You need to be able to list several common methods to create barriers against rust, such as painting, greasing, and applying plastic coatings.
  • The key ideas to know are State.
  • Use the linked flashcards and practice questions to check recall, then practise applying the idea in an exam-style answer.

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State

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This objective helps connect Corrosion of metals outcomes to exam-style questions, flashcards, and revision notes for Corrosion of metals.

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Paper 3 structured question: Corrosion of metals

Paper 3Theory (Core)2 marks

Description

Methods to Prevent Rust

Several methods can be used to prevent rusting of metals, including painting, greasing, and applying plastic coatings.

  1. a

    Describe the methods used to prevent rusting of metals.

    Aim for approximately 2 distinct marking points.

    [2]
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