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Subject: Physics
Topic: Particle Physics
Oct 10, 2013 · 1,573 views ·                     
Subject: Military
Topic: Air Force
Mar 5, 2012 · 2,399 views ·                     
Subject: Engineering
Topic: Energy Industry
Dec 11, 2011 · 2,529 views ·                     
Subject: Engineering
Topic: Valves
Dec 10, 2011 · 2,227 views ·                     
Subject: Engineering
Topic: Valves
Dec 10, 2011 · 1,795 views ·                     
Subject: Engineering
Topic: Valves
Dec 10, 2011 · 2,055 views ·                     
Subject: Engineering
Topic: Valves
Dec 10, 2011 · 2,320 views ·                     
Subject: Engineering
Topic: Valves
Dec 10, 2011 · 2,615 views ·                     
Subject: Engineering
Topic: Valves
Dec 9, 2011 · 1,970 views ·                     
Subject: Engineering
Topic: Valves
Dec 9, 2011 · 1,858 views ·                     
Subject: Engineering
Topic: Valves
Dec 9, 2011 · 1,756 views ·                     
Subject: Engineering
Topic: Valves
Dec 9, 2011 · 1,307 views ·                     
Subject: Engineering
Topic: Valves
Dec 9, 2011 · 940 views ·                     
Subject: Engineering
Topic: Valves
Dec 9, 2011 · 1,120 views ·                     
Subject: Engineering
Topic: Valves
Dec 9, 2011 · 899 views ·                     
Subject: Engineering
Topic: Valves
Dec 9, 2011 · 944 views ·                     
Subject: Engineering
Topic: Valves
Dec 9, 2011 · 813 views ·                     
Subject: Engineering
Topic: Valves
Dec 9, 2011 · 1,499 views ·                     
Subject: Engineering
Topic: Valves
Dec 9, 2011 · 802 views ·                     
Subject: Engineering
Topic: Valves
Dec 9, 2011 · 1,175 views ·