01 adj. not containing the element lead.
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1.
not containing the element lead.
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2.
Not containing a lead additive such as tetraethyllead or tetramethyllead; -- of gasoline; as, Most modern cars run on lead-free gasoline. Oposite of leaded.
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3.
Not containing a pigment having lead as a component; -- of paints; as, lead-free paint should be used wherever children are exposed to the painted surface.