| 21. | Sukhu said as he marked the rejects with a blue crayon.
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| 22. | Even the lead in some crayons can poison, it added.
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| 23. | They can continue to allow children to use crayons without worry,
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| 24. | Fixative is used to prevent pencil and crayon marks from smudging.
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| 25. | She also finds the purple crayon scratches inside the wheat bin.
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| 26. | He invented crayon daguerreotypes and crystallotypes ( daguerreotypes on glass ).
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| 27. | This episodic novel was originally published under his pseudonym Geoffrey Crayon.
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| 28. | There he studied linear and geometrical drawing and produced crayon portraits.
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| 29. | The crayon was actually a china marker, wrapped in paper.
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| 30. | He also executed crayon portraits of individuals in society and politics.
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