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small brush; has long handle; used to clean teeth
the condition in which the upper teeth do not touch the lower teeth when biting
the condition in which the upper teeth do not touch the lower teeth when biting
the condition in which the upper teeth do not touch the lower teeth when biting
an alloy of mercury with another metal (usually silver) used by dentists to fill cavities in teeth; except for iron and platinum all metals dissolve in mercury and chemists refer to the resulting mercury mixtures as amalgams