Plywood is a material manufactured from thin layers or “plies” of wood veneer that are glued together with adjacent layers having their wood grain rotated up to 90 degrees to one another. It is an engineered wood from the family of manufactured boards which include medium-density fibreboard (MDF), oriented strand board (OSB) and particle board (chipboard).
invented by William Cullen
The term refrigeration means cooling a space, substance or system to lower…
invented by Eli Whitney
A cotton gin – meaning “cotton engine” – is a machine that…
invented by John kay
The flying shuttle was one of the key developments in the industrialization of…
invented by James Watt
A steam engine is a heat engine that performs mechanical work using steam as…
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