Eco-friendly construction material “mass timber” gains traction

Eco-friendly construction material “mass timber” gains traction – CBS News

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Architects and engineers are turning to an environmentally-friendly material known as “mass timber” to construct buildings. Mass timber, which is made of planks of wood glued together and stacked perpendicularly, emits less carbon than using steel, iron and cement. Roxana Saberi has more.

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