1. 
   Sa-1
   The SA-1 (Guild) was a Soviet surface-to-air missile introduced in the 1950s and used until the 1980s. The SA-1 had a range of 40 km and carried a 250 kg high-explosive fragmentation warhead.
   Found op http://www.probertencyclopaedia.com/browse/FYS.HTM
   
   
2. 
   SA-N-1
   (from the article `rocket and missile system`) The SA-3 Goa, derived from the Guideline but modified for use against low-altitude targets, was first deployed in 1963—primarily in defense of fixed ...
   Found op http://www.britannica.com/eb/a-z/s/1
   
   
3. 
   Sa-N-1
   The SA-N-1 (Goa) is a Soviet surface-to-air missile developed in 1956. It has a range of 22 km.
   Found op http://www.probertencyclopaedia.com/browse/FYS.HTM
   
   
4. 
   Saab 21
   The Saab 21 was a Swedish single-seater fighter aircraft developed in 1941 as a national fighter to replace American and Italian fighter aircraft in the Swedish air force. The Saab 21 was a mid-wing cantilever monoplane that entered service after the end of the Second World War and remained in produ...
   Found op http://www.probertencyclopaedia.com/browse/IS.HTM
   
   
5. 
   Saab 91
   The Saab 91 Safir is a Swedish basic flying trainer aircraft with liaison, armament-training and counter-insurgency capabilities first flown in 1945 which first entered service in 1947. The Saab 91 is a is a low-wing cantilever monoplane. The original Saab 91 prototype was powered by a De Havilland ...
   Found op http://www.probertencyclopaedia.com/browse/IS.HTM
   
   
6. 
   SAC-1
   (mathematics, tool) An early symbolic mathematics system, written in Fortran by G.E. Collins. [Proc 2nd Symp Symb Alg Manip pp.144-152 (1971)]. (1995-04-12)
   Found op http://foldoc.org/SAC-1
   
   
7. 
   Safety Culture1
   The set of norms, roles, beliefs and attitudes, and the social and technical practices within an organisation, which are concerned with minimising exposure to hazard and risk. (John Gilbertson).
   Found op http://www.encyclo.co.uk/local/20474
   
   
8. 
   Sampling1
   See Safety Sampling.
   Found op http://www.encyclo.co.uk/local/20474
   
   
9. 
   Sanctions, Rule 11
   Federal Rule of Civil Procedure 11 provides that a district court may sanction attorneys or parties who submit pleadings for an improper purpose or that contain frivolous arguments or arguments that have no evidentiary support. Rule 11. Signing of Pleadings, Motions, and Other Papers; Representation...
   Found op http://www.lectlaw.com/def2/s110.htm
   
   
10. 
    Saunders Roe P531
    The Saunders Roe P531 was a British five-seater turbine-powered general-purpose helicopter developed in 1957 and first flown in 1958. The Saunders Roe P531 had a top speed of 195 kmh and an endurance of 3.5 hours flying time.
    Found op http://www.probertencyclopaedia.com/browse/IS.HTM
    
    
11. 
    Saunders Roe Sra/1
    The Saunders Roe SRA/1 was a British single-seater fighter sea plane developed during the 1940's but never produced. The Saunders Roe SRA/1 was the first jet powered sea plane to fly, and was powered by two Metropolitan-Vickers F2/4 Beryl turbojets providing a top speed of 824 kmh. Armaments consist...
    Found op http://www.probertencyclopaedia.com/browse/IS.HTM
    
    
12. 
    Savoia-Marchetti Sm 81
    The Savoia-Marchetti SM 81 Pipistrello was an Italian bomber/transport aircraft of the Second World War developed from the Savoia-Marchetti SM 73 passenger airliner of the mid-1930s. The
    Found op http://www.probertencyclopaedia.com/browse/IS.HTM
    
    

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