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Wood ash is the powdery residue remaining after the combustion of wood, such as burning wood in a fireplace, bonfire, or an industrial power plant. It is largely composed of calcium compounds, along with other non-combustible trace elements present in the wood, and has been used for many purposes throughout history.
One of the most important Australian hardwoods, E. obliqua is often sold with E. regnans (mountain ash) as Victorian ash or Tasmanian oak depending on its origin. It is slightly denser than E. regnans – estimates of density range from 720 to 830 kg/m (1,500 to 1,700 lb/yd). The sapwood is pale brown, the heartwood light brown.
Spruce is particularly suited for this use because of its high stiffness-to-weight ratio. ... Ash, Alder and Basswood are ... Red oak: 700 5430 12.14 0.350 99.2 46.8 ...
Quercus pagoda, the cherrybark oak, is one of the most highly valued red oaks in the southern United States. It is larger and better formed than southern red oak and commonly grows on more moist sites.
Quercus muehlenbergii, the chinquapin (or chinkapin) oak, is a deciduous species of tree in the white oak group ... maple, and ash. [13] Diseases and pests
Quercus montana, the chestnut oak, is a species of oak in the white oak group, Quercus sect. Quercus. It is native to the eastern United States , where it is one of the most important ridgetop trees from southern Maine southwest to central Mississippi , with an outlying northwestern population in southern Michigan .
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Quercus garryana is typically of medium height, growing slowly to around 80 feet (24 metres) and occasionally as high as 100 ft (30 m), or in shrub form to 10 to 15 ft (3.0 to 4.6 m) tall.