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Acronym: SRT
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single rope technique
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exploration, conservation, study, and understanding of caves in the United States. American caver Bill Cuddington, known as "Vertical Bill", developed the single rope technique (SRT) in the late 1950s. In 1958, two Swiss alpinists, Juesi and Marti teamed together, creating the first rope ascender known as the Jumar. In 1968 Bruno Dressler asked Petzl, who worked as a metals m |
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Acronym: TWIF
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Tug of War International Federation
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The sport was part of the Olympic Games from 1900 until 1920, but has not been included since. The sport is contested in the World Games. The Tug of War International Federation (TWIF), organises World Championships for nation teams biannually, for both indoor and outdoor contests, and a similar competition for club teams. In England the sport is catered for by the Tug of War As |
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Acronym: COC
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Cycloolefin Copolymer
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onitrile butadiene styrene]] (ABS)|| |- | Acrylic (PMMA)||130–140 °C|| |- | Celluloid|||| |- | Cellulose acetate|||| |- | Cycloolefin Copolymer (COC)|||| |- | Ethylene-Vinyl Acetate (EVA)|||| |- | Ethylene vinyl alcohol (EVOH)|||| |- | Fluoroplastics (PTFE, alongside with FEP, PFA, CTFE, ECTFE, ETFE)|||| |- | |
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Acronym: PBD
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Polybutadiene
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crylonitrile]] (PAN or Acrylonitrile)|||| |- | Polyamide (PA or Nylon)|||| |- | Polyamide-imide (PAI)|||| |- | Polyaryletherketone (PAEK or Ketone)|||| |- | Polybutadiene (PBD)|||| |- | Polybutylene (PB)|||| |- | Polybutylene terephthalate (PBT)|||| |- | Polycaprolactone (PCL)||62 °C|| |- | Polychlorotrifluoroethylene (PCTFE)|||| |- | [[Polyethyle |
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Acronym: PBT
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Polybutylene terephthalate
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|- | Polyamide-imide (PAI)|||| |- | Polyaryletherketone (PAEK or Ketone)|||| |- | Polybutadiene (PBD)|||| |- | Polybutylene (PB)|||| |- | Polybutylene terephthalate (PBT)|||| |- | Polycaprolactone (PCL)||62 °C|| |- | Polychlorotrifluoroethylene (PCTFE)|||| |- | Polyethylene terephthalate (PET)||260 °C||75 °C |- | Polycyclohexylene dimethylene te |
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Acronym: PCTFE
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Polychlorotrifluoroethylene
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Polybutadiene (PBD)|||| |- | Polybutylene (PB)|||| |- | Polybutylene terephthalate (PBT)|||| |- | Polycaprolactone (PCL)||62 °C|| |- | Polychlorotrifluoroethylene (PCTFE)|||| |- | Polyethylene terephthalate (PET)||260 °C||75 °C |- | Polycyclohexylene dimethylene terephthalate (PCT)|||| |- | Polycarbonate (PC)||267 °C|| |- | Polyhydroxyalkanoates |
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Acronym: PC
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Polycarbonate
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- | Polychlorotrifluoroethylene (PCTFE)|||| |- | Polyethylene terephthalate (PET)||260 °C||75 °C |- | Polycyclohexylene dimethylene terephthalate (PCT)|||| |- | Polycarbonate (PC)||267 °C|| |- | Polyhydroxyalkanoates (PHAs)|||| |- | Polyketone (PK)|||| |- | Polyester260 C||75 C|| |- | Polyethylene (PE)||105–130 °C||-127 °C |- | [[Polyetheretherke |
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Acronym: PE
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Polyethylene
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rephthalate (PCT)|||| |- | Polycarbonate (PC)||267 °C|| |- | Polyhydroxyalkanoates (PHAs)|||| |- | Polyketone (PK)|||| |- | Polyester260 C||75 C|| |- | Polyethylene (PE)||105–130 °C||-127 °C |- | Polyetheretherketone (PEEK)||343 °C||143 °C |- | Polyetherketoneketone (PEKK)|||| |- | Polyetherimide (PEI)|||| |- | Polyethersulfone (PES)- se |
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Acronym: PEKK
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Polyetherketoneketone
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tone]] (PK)|||| |- | Polyester260 C||75 C|| |- | Polyethylene (PE)||105–130 °C||-127 °C |- | Polyetheretherketone (PEEK)||343 °C||143 °C |- | Polyetherketoneketone (PEKK)|||| |- | Polyetherimide (PEI)|||| |- | Polyethersulfone (PES)- see Polysulfone |||| |- | Polyethylenechlorinates (PEC)|||| |- | Polyimide (PI)|||| |- | Polylactic acid ( |
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Acronym: PES
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Polyethersulfone
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(PE)||105–130 °C||-127 °C |- | Polyetheretherketone (PEEK)||343 °C||143 °C |- | Polyetherketoneketone (PEKK)|||| |- | Polyetherimide (PEI)|||| |- | Polyethersulfone (PES)- see Polysulfone |||| |- | Polyethylenechlorinates (PEC)|||| |- | Polyimide (PI)|||| |- | Polylactic acid (PLA)||50–80 °C|| |- | Polymethylpentene (PMP)|||| |- | [[Polyph |
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Acronym: PLA
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Polylactic acid
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|- | Polyetherimide (PEI)|||| |- | Polyethersulfone (PES)- see Polysulfone |||| |- | Polyethylenechlorinates (PEC)|||| |- | Polyimide (PI)|||| |- | Polylactic acid (PLA)||50–80 °C|| |- | Polymethylpentene (PMP)|||| |- | Polyphenylene oxide (PPO) |||| |- | Polyphenylene sulfide (PPS)|||| |- | Polyphthalamide (PPA)|||| |- | [[Polypropylene |
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Acronym: PPO
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Polyphenylene oxide
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|||| |- | Polyethylenechlorinates (PEC)|||| |- | Polyimide (PI)|||| |- | Polylactic acid (PLA)||50–80 °C|| |- | Polymethylpentene (PMP)|||| |- | Polyphenylene oxide (PPO) |||| |- | Polyphenylene sulfide (PPS)|||| |- | Polyphthalamide (PPA)|||| |- | Polypropylene (PP)||160 °C|| |- | Polystyrene (PS)|| | [http://www.ilo.org/public/english/prot |
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Acronym: PPA
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Polyphthalamide
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| Polylactic acid (PLA)||50–80 °C|| |- | Polymethylpentene (PMP)|||| |- | Polyphenylene oxide (PPO) |||| |- | Polyphenylene sulfide (PPS)|||| |- | Polyphthalamide (PPA)|||| |- | Polypropylene (PP)||160 °C|| |- | Polystyrene (PS)|| | [http://www.ilo.org/public/english/protection/safework/cis/products/icsc/dtasht/_icsc10/icsc1043.htm International Labour |
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Acronym: PS
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Polystyrene
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PMP)|||| |- | Polyphenylene oxide (PPO) |||| |- | Polyphenylene sulfide (PPS)|||| |- | Polyphthalamide (PPA)|||| |- | Polypropylene (PP)||160 °C|| |- | Polystyrene (PS)|| | [http://www.ilo.org/public/english/protection/safework/cis/products/icsc/dtasht/_icsc10/icsc1043.htm International Labour Organisation chemical safety card for polystyrene] 240 °[[Degree Celsi |
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Acronym: PTT
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Polytrimethylene terephthalate
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icsc10/icsc1043.htm International Labour Organisation chemical safety card for polystyrene] 240 °C |- | Polysulfone (PSU)|||| |- | Polytrimethylene terephthalate (PTT)|||| |- | Polyurethane (PU) |||| |- | Polyvinyl acetate (PVA)|| ||32 °C |- | Polyvinyl chloride (PVC)|| ||80 °C |- | Polyvinylidene chloride (PVDC)||185 °C||40 °C |- | [ |
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Acronym: PVA
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Polyvinyl acetate
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d for polystyrene] 240 °C |- | Polysulfone (PSU)|||| |- | Polytrimethylene terephthalate (PTT)|||| |- | Polyurethane (PU) |||| |- | Polyvinyl acetate (PVA)|| ||32 °C |- | Polyvinyl chloride (PVC)|| ||80 °C |- | Polyvinylidene chloride (PVDC)||185 °C||40 °C |- | Styrene-acrylonitrile (SAN)|||| |} ==Terminology== The literature |
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Acronym: PVDC
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Polyvinylidene chloride
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lene terephthalate]] (PTT)|||| |- | Polyurethane (PU) |||| |- | Polyvinyl acetate (PVA)|| ||32 °C |- | Polyvinyl chloride (PVC)|| ||80 °C |- | Polyvinylidene chloride (PVDC)||185 °C||40 °C |- | Styrene-acrylonitrile (SAN)|||| |} ==Terminology== The literature on thermoplastics is huge, and can be quite confusing, as the same chemical can be available in many |
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Acronym: DSC
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differential scanning calorimetry
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pigments. Polypropylene has good resistance to fatigue (material)|fatigue. Polypropylene has a melting point of ~160 °C (320 °F), as determined by differential scanning calorimetry (DSC). The melt flow rate (MFR) or melt flow index (MFI) is a measure of molecular weight of polypropylene. The measure helps to determine how easily the molten raw material will flow during proces |
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Acronym: PVC
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polyvinyl chloride
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polypropylene rope is similar in strength to polyester rope. Polypropylene costs less than most other synthetic fibers. Polypropylene is also used as an alternative to polyvinyl chloride (PVC) as insulation for electrical cables for LSZH cable in low-ventilation environments, primarily tunnels. This is because it emits less smoke and no toxic halogens, which may |
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Acronym: HDPE
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High density polyethylene
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arbon) Piano wire || || 2,200-2,482 [http://www.djaerotech.com/dj_askjd/dj_questions/musicwire.html Don Stackhouse @ DJ Aerotech] || 7.8 |- | High density polyethylene (HDPE) || 26-33 || 37 || 0.95 |- | Polypropylene || 12-43 || 19.7-80 || 0.91 |- | Stainless steel AISI 302 - Cold-rolled || 520 || 860 || 8.19 |- | [[Cast |
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Acronym: VC
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Viet Cong
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led with water overnight. Kearny, Cresson H. (Major), ''Jungle Snafus...And Remedies'', Oregon Institute (1996), pp. 256-257 On the other side, North Vietnamese Army (NVA) and Viet Cong (VC) forces regularly employed jungle hammocks fabricated from scavenged or captured US parachute cloth and shroud lines. Hung well off jungle trails, the hammocks kept down the incidence of disease |
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Acronym: NFPA
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National Fire Protection Association
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for technical rescue training and often have a confined space training area. In the USA, confined space rescue is covered under the National Fire Protection Association (NFPA) 1670, and under 29 CFR 1910.146 and 29 CFR 1910.147, and must follow Occupational Safety and Health Administration standards or heavy fines will be levied upon the company that violates their reg |
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Acronym: BFM
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basic fighter maneuvers
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1992 – Page 1-10 Modern terminology for air-to-air combat is air combat maneuvering (ACM), which refers to tactical situations requiring the use of individual basic fighter maneuvers (BFM) to attack or evade one or more opponents. This differs from aerial warfare, which deals with the strategy involved in planning and executing various missions. ''Fighter Combat: Tactics and Maneuv |
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Acronym: RWR
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radar warning receiver
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e turns and employing countermeasures—such as Chaff (radar countermeasure)|chaff and Flare (countermeasure)|flares—provided he can detect the missile via a radar warning receiver (RWR) or visually. If beyond-visual-range (BVR) missiles can be defeated, pilots can press the attack and very quickly arrive at the [[Within Visual Range missile|within-vis |
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Acronym: TOPGUN
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United States Navy Fighter Weapons School
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annon fire, American pilots were able to gain significant victories in the air over North Vietnam, especially after the 1969 establishment of the United States Navy Fighter Weapons School (TOPGUN) to restore dogfighting ability to its pilots. At this school, pilots learned to exchange airspeed for altitude, using maneuvers like the Immelman turn and the Split-S, and to master tricks th |
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Acronym: USTA
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United States Tennis Association
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nbsp;mm (2.575-2.700 inches). Balls must weigh between 56.0g and 59.4g (1.975-2.095 ounces). Yellow and white are the only colours approved by the United States Tennis Association (USTA) and ITF, and most balls produced are fluorescent yellow (known as "optic yellow") the colour first being introduced in 1972 following research demonstrating they were more visible on te |
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Acronym: NFPA
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National Fire Protection Association
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tus]] (SCBA) control entry points, equipped with emergency SCBA specifically designed to be worn by unconscious, injured or trapped firefighters. The National Fire Protection Association (NFPA) and the United States Occupational Safety and Health Administration (OSHA) have requirements for some type of FAST/RIT at structure fires. These standards require that a minimum of two fire f |
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Acronym: ASOPA
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Australian School of Pacific Administration
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the link to SCHOOL3 for current proposed criteria for school inclusion. User:SkierRMH|SkierRMH 07:51, 22 December 2006 (UTC) == Australian School of Pacific Administration (ASOPA) == :''This request for creation has been reviewed. The result is below.'' '''Beginnings''' In 1943, the Australian Army’s Colonel Alfred (Alf) Conlon, who had pr |
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Acronym: HIV
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human immunodeficiency virus
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rug addicts, 83.7 percent are male and 73.9 percent are under the age of 35. In 2001, intravenous heroin users accounted for 70.9 percent of the confirmed 22,000 human immunodeficiency virus (HIV) and acquired immune deficiency syndrome (AIDS) cases. Chinese officials are becoming increasingly concerned about the abuse of methamphetamine and other amphetamine-type stimulants. |
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Acronym: NNCC
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National Narcotics Control Commission
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nvolving opium, heroin, and methamphetamine. In 1990, the Government of the People's Republic of China|Chinese government set up the National Narcotics Control Commission (NNCC), composed of 25 departments, including the Ministry of Public Security, Ministry of Health and General Administration of Customs. The NNCC leads the nation's drug control work in a unified way, and i |
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