sand mixing
71Cement — In the most general sense of the word, a cement is a binder, a substance which sets and hardens independently, and can bind other materials together. The name cement goes back to the Romans who used the term opus caementicium to describe masonry… …
72Native Americans in the United States — This article is about the indigenous people of the United States. For other indigenous people see Indigenous peoples by geographic regions Native Americans …
73Chaos in Motion 2007–2008 — Video by Dream Theater Released September 30 …
74china — /chuy neuh/, n. 1. a translucent ceramic material, biscuit fired at a high temperature, its glaze fired at a low temperature. 2. any porcelain ware. 3. plates, cups, saucers, etc., collectively. 4. figurines made of porcelain or ceramic material …
75China — /chuy neuh/, n. 1. People s Republic of, a country in E Asia. 1,221,591,778; 3,691,502 sq. mi. (9,560,990 sq. km). Cap.: Beijing. 2. Republic of. Also called Nationalist China. a republic consisting mainly of the island of Taiwan off the SE coast …
76Black Francis — Frank Black redirects here. For other uses, see Frank Black (disambiguation). Black Francis Francis and the Pixies headline at the Brixton Academy, October 2009 Background information …
77Bentonite — is an absorbent aluminium phyllosilicate generally impure clay consisting mostly of montmorillonite. There are a few types of bentonites and their names depend on the dominant elements, such as K, Na, Ca, and Al. As noted in several places in the …
78Jerry Goldsmith — Goldsmith conducts the London Symphony Orchestra, 2003 …
79Teermakadam — Teermakadam, eine durch Innenteerung, im Gegensatz zur Oberflächenteerung (s. Straßenbesprengung), widerstandsfähiger und staubfreier gemachte Schotterstraße, deren Herstellung die verschiedensten Ausführungsweisen erfahren hat. Alle Verfahren… …
80iron 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… …