lead-free

[led-free]

adjective

1. unleaded.

lead-free

/ ˌlɛdˈfriː /

adjective

1. See unleaded

Word History and Origins

Origin of lead-free¹

First recorded in 1945–50; lead ² + -free

Example Sentences

The conservancy’s original plan was to hire sharpshooters from the Connecticut-based nonprofit White Buffalo Inc. The group would use AR-15-style rifles with lead-free bullets, to avoid poisoning natural scavengers.

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And the time it takes to verify pipes this way makes it unlikely that urban areas will be lead-free on the EPA's timeline.

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In contrast, the new supramolecular ink -- which belongs to the ionic halide perovskite family -- offers a lead-free formulation without compromising performance.

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The definition of "lead-free" was then refined to more stringent levels in 2011.

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The Biden administration says investment is vital to fix this injustice and ensure everyone has safe, lead-free drinking water.

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