spiral pump
11cell — cell1 cell like, adj. /sel/, n. 1. a small room, as in a convent or prison. 2. any of various small compartments or bounded areas forming part of a whole. 3. a small group acting as a unit within a larger organization: a local cell of the… …
12Reverse osmosis — Schematics of a reverse osmosis system (desalination) using a pressure exchanger. 1: Sea water inflow, 2: Fresh water …
13Inventions in medieval Islam — A significant number of inventions were developed in the medieval Islamic world, a geopolitical region that has at various times extended from Al Andalus and Africa in the west to the Indian subcontinent and Malay Archipelago in the east.… …
14Helicobacter pylori — Taxobox | name = Helicobacter pylori image width=190px regnum = Bacteria phylum = Proteobacteria classis = Epsilon Proteobacteria ordo = Campylobacterales familia = Helicobacteraceae genus = Helicobacter species = H. pylori binomial =… …
15Gas compressor — A gas compressor is a mechanical device that increases the pressure of a gas by reducing its volume. Compressors are similar to pumps: both increase the pressure on a fluid and both can transport the fluid through a pipe. As gases are… …
16hand tool — any tool or implement designed for manual operation. * * * Introduction any of the implements used by craftsmen in manual operations, such as chopping, chiseling, sawing, filing, or forging. Complementary tools, often needed as auxiliaries to… …
17Wurftechnik (American Football) — Dieser Artikel wurde aufgrund von inhaltlichen Mängeln auf der Qualitätssicherungsseite des Portals American Football eingetragen. Dies geschieht, um die Qualität der Artikel aus dem Themengebiet American Football auf ein akzeptables Niveau zu… …
18environmental 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 …
19cosmos — /koz meuhs, mohs/, n., pl. cosmos, cosmoses for 2, 4. 1. the world or universe regarded as an orderly, harmonious system. 2. a complete, orderly, harmonious system. 3. order; harmony. 4. any composite plant of the genus Cosmos, of tropical… …
20Éolienne Bollée — was turned to face the wind and second, an improvement which increased the flow of wind through the turbine was added. The turbines built according to the 1885 patent that were commercially successful. The Eolienne Bollée (book)] The windpump… …
