Reduce+to+charcoal
71iron processing — Introduction use of a smelting process to turn the ore into a form from which products can be fashioned. Included in this article also is a discussion of the mining of iron and of its preparation for smelting. Iron (Fe) is a… …
72Aconitum — This article is about the herb sometimes known as wolfsbane. For other uses, see Wolfsbane (disambiguation). Monkshood Aconitum variegatum Scientific classification …
73William Kelly (inventor) — William Kelly (August 22, 1811 February 11, 1888), born in Pittsburgh, Pennsylvania, was an American inventor. Kelly studied metallurgy at the Western University of Pennsylvania. Instead of getting a job as a scientist, Kelly, his brother, and… …
74Economy of the Song Dynasty — The Song Dynasty (960 ndash;1279) of China was a period of Chinese history marked by commercial expansion, economic prosperity, and revolutionary new economic concepts. Private trade grew and a market economy began to link the coastal provinces… …
75environmental works — ▪ civil engineering Introduction infrastructure that provides cities and towns with water supply, waste disposal, and pollution control services. They include extensive networks of reservoirs, pipelines, treatment systems, pumping stations …
76Ethanol — For other uses, see Ethanol (disambiguation). Grain alcohol redirects here. It is not to be confused with Neutral grain spirit. Ethanol …
77Land mine — For other uses, see Land mine (disambiguation). Minefield redirects here. For other uses, see Minefield (disambiguation). Examples of anti personnel mines. From left to right: an M14, Valmara 69 (a bounding mine), and VS 50 …
78Internal ballistics — Internal ballistics, a subfield of ballistics, is the study of a projectile s behavior from the time its propellant s igniter is initiated until it exits the gun barrel. The study of internal ballistics is important to designers and users of… …
79Acacia drepanolobium — Taxobox name = Acacia drepanolobium image width = 250px regnum = Plantae divisio = Magnoliophyta classis = Magnoliopsida ordo = Fabales familia = Fabaceae subfamilia = Mimosoideae tribus = Acacieae genus = Acacia species = A. drepanolobium… …
80Glossary of environmental science — This is a glossary of environmental science.Environmental science is the study of interactions among physical, chemical, and biological components of the environment. Environmental science provides an integrated, quantitative, and… …
