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Cambridge IGCSE Chemistry (0620)

1. States of matter

2. Atoms, elements and compounds

3. Stoichiometry

4. Electrochemistry

5. Chemical energetics

6. Chemical reactions

7. Acids, bases and salts

8. The Periodic Table

10. Chemistry of the environment

11. Organic chemistry

12. Experimental techniques and chemical analysis

13. Assessed scientific skills

IGCSE/CAIE/Chemistry/Concept

9.5.2—Some common barrier methods

Syllabus: 0620–2026–2027
Objective: 9.5.2
Level: —

9.5.2—Some common barrier methods

State some common barrier methods, including painting, greasing and coating with plastic

ConceptIGCSE Chemistry