Reconstruct the sentences 🧩
Sentence 1:
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an oxidiser, and
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a fuel,
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activation energy.
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contains
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The fire triangle
Sentence 2:
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to burn.
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that allows
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a fuel
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is a substance
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An oxidiser
Sentence 3:
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required to make
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begin.
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is the energy
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Activation energy
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combustion
Next exercise 🔀