commercial seam
31tin processing — Introduction preparation of the ore for use in various products. Tin (Sn) is a relatively soft and ductile metal with a silvery white colour. It has a density of 7.29 grams per cubic centimetre, a low melting point of 231.88° C… …
32Italy — • In ancient times Italy had several other names: it was called Saturnia, in honour of Saturn; Enotria, wine producing land; Ausonia, land of the Ausonians; Hesperia, land to the west (of Greece); Tyrrhenia, etc. The name Italy, which seems to… …
33ECONOMIC HISTORY — This article is arranged according to the following outline: first temple period exile and restoration second temple period talmudic era muslim middle ages medieval christendom economic doctrines early modern period sephardim and ashkenazim… …
34Geography of Israel — Relief map of Israel Area Total 20,700 km2[1] Water …
35Uniform and insignia of the Boy Scouts of America — The uniform and insignia of the Boy Scouts of America (BSA) gives a Scout visibility and creates a level of identity within both the unit and the community. The uniform is used to promote equality while showing individual achievement. While all… …
36Barta'a — Infobox Settlement official name=Barta a imagesize= image caption= native name=برطعة meaning= established date= settlement type=Town subdivision type= Territory |subdivision name = Palestinian territories/Israel |subdivision… …
37Wellington, British Columbia — Infobox Settlement official name = Wellington other name = native name = nickname = settlement type = motto = imagesize = image caption = flag size = image seal size = image shield = shield size = city logo = citylogo size = mapsize = map caption …
38Diffusion of technology in Canada — This article outlines the history of the diffusion or spread of technology in Canada. Technologies chosen for treatment here include, in rough order, transportation, communication, energy, materials, industry, public works, public services… …
39Mining in New Zealand — began when the indigenous Māori quarried rock such as argillite in times prior to European colonisation.[1] Mining by Europeans began in the latter half of the 19th century. New Zealand has abundant resources of coal, silver, iron ore, limestone… …
40Dry suit — A dry suit or drysuit provides thermal insulation or passive thermal protection to the wearer while immersed in water,[1][2][3][4] and is worn by divers, boaters, water sports enthusiasts, and others who work or play in or near cold water. A dry… …
