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Balsa lumber is very soft and light, with a coarse, open grain. The density of dry balsa wood ranges from 40 to 475 kg/m 3, with a typical density around 160 kg/m 3. [5] [6] [7] Balsa is the softest wood ever measured using the Janka hardness test (22 to 167 lbf). [8] The wood of the living tree has large cells that are filled with water.
It contains ripe wood in the outer crust. The colour of this ripened wood is dark brown. It is strong, durable and fibrous. Palm is used for furniture, roof covering, rafters and joists. Pine: Pinus spp. Pine wood is hard and tough except white pine which is soft. It decays easily if it comes into contact with soil. It is heavy and coarse grained.
NCSU Inside Wood project; Reproduction of The American Woods: exhibited by actual specimens and with copious explanatory text by Romeyn B. Hough; US Forest Products Laboratory, "Characteristics and Availability of Commercially Important Wood" from the Wood Handbook Archived 2021-01-18 at the Wayback Machine PDF 916K; International Wood ...
Acacia implexa is a long-lived [5] small to medium-sized tree with an upright habit and an open crown [3] that typically grows to a height of 5 to 15 m (16 to 49 ft) [1] and a width of 4 to 10 m (13 to 33 ft). [4]
Paulownia wood is very light, fine-grained, and warp-resistant. It is the fastest-growing hardwood. It is used for chests, boxes, and clogs . The wood is burned to make charcoal for sketching and powder for fireworks, the bark is made into a dye. The silvery-grey wood is sliced into veneers for special visiting cards. [22] [23]
The coniferous Coast redwood (Sequoia sempervirens) is the tallest tree species on earth.. The world's superlative trees can be ranked by any factor. Records have been kept for trees with superlative height, trunk diameter (girth), canopy coverage, airspace volume, wood volume, estimated mass, and age.
The Hughes H-4 Hercules was made mostly of birch wood, despite its better-known moniker, "The Spruce Goose". Birch plywood was specified by the BBC as the only wood that can be used in making the cabinets of the long-lived LS3/5A loudspeaker. [14] Birch is used as firewood because of its high calorific value per unit weight and unit volume. It ...
The wood is very light, around 490 kg per cubic meter, [1] but very strong and is used in many applications, including furniture, joinery and moldings. It can also be stained very easily and is often used as a low-cost alternative to walnut and cherry in furniture and doors.