bottom hole pressure gauge
11Flow measurement — is the quantification of bulk fluid movement. Flow can be measured in a variety of ways. Positive displacement flow meters acumulate a fixed volume of fluid and then count the number of times the volume is filled to measure flow. Other flow… …
12Lucky McDaniel — Bobby Lamar “Lucky” McDaniel (1925 – 1986) was a marksmanship instructor who taught what he called “instinct shooting” to bird hunters and peace officers off and on from 1953 until 1982, using a Daisy lever action air rifle BB gun without sights… …
13Scuba set — A scuba diver in usual sport diving gear A scuba set is an independent breathing set that provides a scuba diver with the breathing gas necessary to breathe underwater during scuba diving. It is much used for sport diving and some sorts of work… …
14Swimming pool sanitation — articleissues refimprove = January 2008 technical = August 2008Swimming pool sanitation refers to both visual clarity and levels of microflora, such as bacteria and viruses in swimming pools. The goal of sanitation is to prevent the spread of… …
15SEFA — The SEFA is a make of backpack industrial breathing set formerly made by Sabre Safety. It is an oxygen rebreather. SEFA is an acronym for Selected Elevated Flow Apparatus .DescriptionIt is in a shiny backpack stainless steel sheet casing with… …
16Munich air disaster — This article is about the 1958 crash of the aircraft carrying the Manchester United football team. For the 1960 accident, see 1960 Munich Convair 340 crash. Munich air disaster An Airspeed Ambassador similar to the one involved in the crash …
17Earth Sciences — ▪ 2009 Introduction Geology and Geochemistry The theme of the 33rd International Geological Congress, which was held in Norway in August 2008, was “Earth System Science: Foundation for Sustainable Development.” It was attended by nearly… …
18MythBusters (2006 season) — Country of origin Australia United States No. of episodes 28 (includes 2 specials) Broadcast Original channel Discovery Channel …
19tunnels and underground excavations — ▪ engineering Introduction Great tunnels of the world Great tunnels of the worldhorizontal underground passageway produced by excavation or occasionally by nature s action in dissolving a soluble rock, such as limestone. A vertical opening …
20Glossary of rail terminology — Rail transport Operations Track Maintenance High speed Gauge Stations …
