after heating the cotton for 5 minute as shown in the figure below, will there be any residue left in the box evaporator? what type of a compound is comphor?
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Camphor appears as a colorless or white colored crystalline powder with a strong mothball-like odor. About the same density as water. Emits flammable vapors above 150°F. Used to make moth proofings, pharmaceuticals, and flavorings.
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