The first solar car was invented by William G. Cobb, the inventor for General Motors, in 1955, and this was followed by the invention of the first solar car which facilitated human transportation by the International Rectifier Company in 1958.
A birch is a thin-leaved deciduous hardwood tree of the genus Betula (/ËbÉtjÊlÉ/), in the family Betulaceae, which also includes alders, hazels, and hornbeams. It is closely related to the beech-oak family Fagaceae.
Birch wood is approximately 25 to 75 percent cheaper than the finer hardwoods such as cherry. However, since the other costs such as labor, detailing, hardware and plywood are the same regardless of the wood used in the construction of the cabinets.haracteristics of Birch Cabinets. Birch is a light-colored hardwood. The trees are plentiful over all of North America, with nine primary species. Around the world, there are 50 species of birch.