I went out to buy some lumber for some home projects. I was overwhelmed by the different kinds of lumber. What do the different grades and ...

The researchers tested their theory using two raised planter gardens, one made of untreated Douglas-Fir lumber, and a second made of Douglas-Fir treated with Copper Azole (CA-C): Soil and plants ...

Softwood lumber products, like pine, fir and spruce, are mainly used in the construction of single family houses. The US has claimed for decades that Canada is unfairly subsidising its lumber ...