Keywords for C1,2 and 3 revision.
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Melting point
Monomer
Branched chain
Polymerise
Crystalline polymer
Crude oil
Hydrocarbon
Fraction
Fractional distillation
Chemical synthesis
Material
Properties
Polymer
Natural
Mixture
Synthetic
Tectonic plates
Magnetic
Sedimentary rock
Grains
Erosion
Evaporation
