grid metal
- noun
- Specialized
- Lead-antimony grid metal increases the lifespan of lead-acid batteries.
Examples
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The performance of the battery depends partly on the quality of the grid metal used.
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Engineers are researching alternatives to traditional grid metal to improve battery safety.
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The factory produces high-quality grid metal for batteries.
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Is grid metal used in electric vehicles?
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Lead-antimony grid metal is essential for the efficient operation of many storage batteries.
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The quality of grid metal can significantly affect how long a battery lasts.
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To enhance battery performance, manufacturers carefully select grid metal with the right properties.
Synonyms
A metal made from lead and a little of another metal used to make parts stronger and resist corrosion
Surface Forms
Morphology
The phrase is a straightforward noun–noun compound: 'grid' (the plate in a battery) + 'metal' (a metallic material) yields 'metal used for grids', so a learner who knows both words can infer it refers to the metal that makes battery grids. Although the dictionary sense specifies a particular lead–antimony alloy (a technical detail), the basic compositional meaning is transparent and predictable to a B1 learner.
Etymology
Grid metal comes from the metal used to make the grid inside storage batteries. Imagine a metal frame or net that holds the battery's chemicals; that metal is the grid metal, so the name simply means the special lead alloy that forms the grid and carries the electricity.