multiple aeration tank
11Chemostat — Stirred bioreactor operated as a chemostat, with a continuous inflow (the feed) and outflow (the effluent). The rate of medium flow is controlled to keep the culture volume constant. A chemostat (from Chemical environment is static) is a… …
12Acton, Massachusetts —   Town   Acton Town Hall …
13purification rite — ▪ anthropology Introduction any of the ceremonial acts or customs employed in an attempt to reestablish lost purity or to create a higher degree of purity in relation to the sacred (the transcendental realm) or the social and cultural realm …
14Soil — For other uses, see Soil (disambiguation). A represents soil; B represents laterite, a regolith; C represents saprolite, a less weathered regolith; the bottommost layer represents bedrock …
15Microoxygenation — Micro oxygenation is a process used in winemaking to introduce oxygen into wine in a controlled manner. Developed in 1991 by Patrick DuCournau, working with the exceptionally tannic grape Tannat in Madiran, the process gained usage in modern… …
16Vacuum sewer — Vacuum sewers were first installed in Europe in 1882 but until the last 30 years it had been relegated to a niche market. The first who has applied the negative pressure drainage (so called vacuum sewerage) was the Dutch engineer Liernur in the… …
- 1
- 2
