diatomaceous block
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Diatomaceous earth — A sample of diatomaceous earth Diatomaceous earth ( / … Wikipedia
AUSCHWITZ — (Oświęcim), Nazi Germany s largest concentration and extermination camp. The word Auschwitz has become a metaphor for the Holocaust in general, and the phrase after Auschwitz has come to signify the great historical rupture wrought by the murder… … Encyclopedia of Judaism
environmental 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 … Universalium
Silicon dioxide — Silica redirects here. For other uses, see Silica (disambiguation). Silicon dioxide … Wikipedia
Filter (aquarium) — Aquarium filters are critical components of both freshwater and marine aquaria.cite book |last=Riehl |first=Rüdiger. Editor. |coauthors=Baensch, HA |title=Aquarium Atlas |year=1996. 5th Edn. |publisher=Tetra Press |location=Germany |isbn=3 88244… … Wikipedia
Oxy-fuel welding and cutting — Oxyacetylene redirects here. For the song, see Cubanate. Side of metal, cut by oxygen propane cutting torch … Wikipedia
Bathyscaphe Trieste — Career (Italy) Name … Wikipedia
Filtration — This article is about operation of solid fluid separation. For the mathematical concept, see filtration (mathematics). For the equipment used, see Filter (disambiguation). For filtration used in winemaking, see Filtration (wine). Diagram of… … Wikipedia
Paint — For other uses, see Paint (disambiguation). Paints redirects here. For the baseball team, see Chillicothe Paints. Dried green paint Paint is any liquid, liquefiable, or mastic composition which after application to a substrate in a thin layer is… … Wikipedia
Bedbug — Taxobox name = Bedbug image width = 250px image caption = Cimex lectularius regnum = Animalia phylum = Arthropoda classis = Insecta ordo = Hemiptera subordo = Heteroptera familia = Cimicidae familia authority = Kirkaldy, 1909 subdivision ranks =… … Wikipedia
Portuguese Bend — The Portuguese Bend region is the largest area of natural vegetation remaining on the Palos Verdes Peninsula.Though once slated for development (and in fact the projected route of Crenshaw Boulevard through the area still shows on many maps), the … Wikipedia