Infiltration
Encyclopedia
Infiltration may refer to:
- Infiltration (HVAC)Infiltration (HVAC)Infiltration is the unintentional or accidental introduction of outside air into a building, typically through cracks in the building envelope and through use of doors for passage. Infiltration is sometimes called air leakage. The leakage of room air out of a building, intentionally or not, is...
, a heating, ventilation, and air conditioning term for air leakage into buildings - Infiltration (hydrology)Infiltration (hydrology)Infiltration is the process by which water on the ground surface enters the soil. Infiltration rate in soil science is a measure of the rate at which soil is able to absorb rainfall or irrigation. It is measured in inches per hour or millimeters per hour. The rate decreases as the soil becomes...
, downward movement of water through soil - Infiltration/InflowInfiltration/InflowInfiltration/Inflow causes dilution in sanitary sewers. Dilution of sewage decreases the efficiency of treatment, and may cause sewage volumes to exceed design capacity. Although inflow is technically different from infiltration, it may be difficult to determine which is causing dilution problems...
, leakage of groundwater into sanitary sewers - Infiltration (medical)Infiltration (medical)Infiltration is the diffusion or accumulation of substances not normal to it or in amounts in excess of the normal. The material collected in those tissues or cells is called infiltrate.-Classification:...
, the diffusion or accumulation of substances not normal to it or in amounts in excess of the normal - Infiltration (zine), a popular urban exploration zine/website created by Jeff Chapman (Ninjalicious)
- Infiltration tacticsInfiltration tacticsIn warfare, infiltration tactics involve small, lightly equipped infantry forces attacking enemy rear areas while bypassing enemy front line strongpoints and isolating them for attack by follow-up troops with heavier weapons.-Development during World War I:...
, tactics developed by the German army in 1917 that broke the trench-warfare stalemate on the western front - An attempt to sneak across a borderBorderBorders define geographic boundaries of political entities or legal jurisdictions, such as governments, sovereign states, federated states and other subnational entities. Some borders—such as a state's internal administrative borders, or inter-state borders within the Schengen Area—are open and...
, or into a guarded place - EntryismEntryismEntryism is a political tactic by which an organisation or state encourages its members or agents to infiltrate another organisation in an attempt to gain recruits, or take over entirely...
, a political tactic aimed at dissolving potentially harmful organizations or political adversaries - EspionageEspionageEspionage or spying involves an individual obtaining information that is considered secret or confidential without the permission of the holder of the information. Espionage is inherently clandestine, lest the legitimate holder of the information change plans or take other countermeasures once it...
, an attempt to infiltrate a target organization - Urban explorationUrban explorationUrban exploration is the examination of the normally unseen or off-limits parts of urban areas or industrial facilities. Urban exploration is also commonly referred to as infiltration, although some people consider infiltration to be more closely associated with the exploration of active or...
, exploring parts of towns etc which are normally off-limits - Infiltration, a book by Albert SpeerAlbert SpeerAlbert Speer, born Berthold Konrad Hermann Albert Speer, was a German architect who was, for a part of World War II, Minister of Armaments and War Production for the Third Reich. Speer was Adolf Hitler's chief architect before assuming ministerial office...