Our knowledge of the rates of inspection at ports and at the final destination for cargo are still based on estimates. Accurate quantification of pest incidence in different types of WPM at each step in the sup
Birdseye maple, one of the rarest kinds of wood on the planet, has a distinctive pattern that looks like tiny, swirling eyes disrupting the smooth lines of grain. This isn't a variety or species of maple, but rather a phenomenon that occurs within several kinds of timber due to an ...
tend to be dull in appearance, although perfectly functional. After the veneers are cut, they are overlaid with layers of glue and pressed together until dry to form a flat, even, tight piece of plywood. Plywood is sturdier than regular sheets or panels of wood, because the veneers are ...
Quaint old houses hide among the trees, along with some quaint newer businesses such as Lumber Liquidators and Used Auto Parts. A yellow diamond sign warns, "Horse Crossing." Past a barn of unpainted rough-sawn planks, over a little stone bridge, I come to a dirt driveway furrowed like ...
Heartpine is the actual heartwood of the tree. Since pine used to be quite large when it was logged some hundred years ago, the pine trees were able to grow large enough to develop heartwood. Now that is not the case, as pine trees do not grow as big because they are harvested at ...
ironpyro-gallateinks.Particlesofmetallicironorrustare 22 pickedupbythelumberduringmanufacturing or transportation. If the moisture conditions are right, a pigment will be formed. Redwood is particularly susceptible, both unseasoned and kiln dried, followed by unseasoned fir and hemlock packaged dimension ...
Kiln-drying is placing sawn lumber into kilns where heated air is circulated. The temperature and RH of the kiln are controlled for the purpose of reaching the wood’s equilibrium moisture content (EMC): a balance between the MC of the wood, and the RH of its surrounding environment, depend...
old gramophone album or Oriental rug dye begins with a tiny insect,Laccifera lacca. Hundreds of these critters hatch out of eggs and scatter over a juicy plant or tree. Immediately, they attach their mouth to a leaf or stem to suck food and water from the host plant for the rest of ...
Blackboards were originally made of smooth, thin sheets of black or dark grey slate stone. Board A long flat slab of sawed lumber; a plank. Blackboard A large board with a smooth dark surface attached to a wall or supported on an easel and used by teachers in schools for writing on ...