Balsa

Balsa
Balsa
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Balsa is the lightest and softest timber used commercially. It possesses an unusually high degree of buoyancy and provides very efficient insulation against heat and sound; where these properties are essential, the wood is adaptable to a great number of special uses. The best balsa is almost white in colour...
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Birch
Birch, American
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Paper birch: The wood is creamy-white in colour, with a fine, uniform texture, weighing about 710 kg/m3 when dried. Yellow birch: The sapwood is light yellow in colour and the heartwood a distinct reddish-brown, with the growth-rings marked with a narrow line of darker colour. There is a wide range...
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Beech
Beech, European
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Normally, there is no clear distinction by colour between sapwood and heartwood, the wood being very pale brown when freshly cut, turning reddish-brown on exposure, and deep reddish-brown under the influence of steaming treatment commonly applied in parts of the Continent before shipment. Some logs show an irregular, dark reddish-coloured...
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