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pressure-treated

[ presh-er-tree-tid ]

adjective

  1. (of wood) treated with a chemical or chemicals applied under pressure to reduce such problems as insect infestation, decay, and rotting.


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Word History and Origins

Origin of pressure-treated1

First recorded in 1935–40
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Example Sentences

Avoid pressure-treated, painted, glued, or “fake” fireplace logs, which contain chemical toxins.

The rest of the structure was built from off-the-shelf materials like pressure-treated lumber for framing and corrugated metal for the roof.

Sheds and playhouses usually sit on 4-by-6-inch pressure-treated skids between the floor and the gravel, but the 4-by-4 pieces that support the structure now should suffice.

Yet choosing humble materials like $27 worth of pressure-treated lumber for an outdoor bench that will last a half-century is not just a matter of thrift, he said, but a commentary on consumption.

According to a lawsuit filed in California by the plaintiffs in 2017, Segue had used substandard wood composite to build the balconies, instead of the pressure-treated wood set out in the plans for the project, and the wood had not been properly waterproofed.

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