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The color of the ash comes from small proportions of inorganic minerals such as iron oxides and manganese. The oxidized metal elements that constitute wood ash are mostly considered alkaline. For example, ash collected from wood boilers is composed of [6] 17–33% calcium in the form of calcium oxide (CaO)
The chromatic dragons revere Tiamat, a five-headed dragon-god with heads of each color of the evil dragon (red, blue, green, white, black). Various Great Feathered Serpent dragons, Great Eastern dragons, Great Western dragons, Great Sirrush dragons, and others in Shadowrun
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.
This is an accepted version of this page This is the latest accepted revision, reviewed on 11 February 2025. Variations of the color gray This article is about variations of the color gray. For other uses, see Shades of gray (disambiguation). For the 2011 novel, see Fifty Shades of Grey. For its 2015 film adaptation, see Fifty Shades of Grey (film). For the novel series, see Fifty Shades ...
Mahogany is a commercially important lumber prized for its beauty, durability, and color, and used for paneling and to make furniture, boats, musical instruments and other items. The leading importer of mahogany is the United States, followed by Britain; [ 1 ] while the largest exporter today is Peru , which surpassed Brazil after that country ...
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The wood of old ash trees in general are valued for firewood due to their fine grain and brittleness. It is commonly used as an ornamental or shade tree within and beyond it native range of the Pacific Northwest because of its rapid growth rate, symmetrical shape, and hardiness.
Most wood ash is primarily made up of calcium carbonate (CaCO 3), which is used in many glaze recipes. The ash also contains potassium carbonate (K 2 CO 3), phosphates, and other metals; however, the ratio of these chemicals depend on the location, soil, and type of wood the ash came from. The varying chemical compositions of ashes used to make ...