. . . . . . . . "The Aperture Science Sentry Turret, or simply known as sentries or turrets, is a Personality Construct-based gun platform used throughout the Aperture Science Enrichment Center in Portal and Portal 2. The Turrets are not only important testing track obstacles, but are also used to protect restricted areas of the facility as well as in the testing of Military Androids and the Portal Device."@en . "npc_portal_turret_floor"@en . "* Handheld Portal Device\n* High Energy Pellets\n* Thermal Discouragement Beams\n* Repulsion Gel"@en . . "Other Sentry weapons"@en . . . . . . . "Aperture Science Sentry Turret"@en . "yes"@en . . . . "The Aperture Science Sentry Turret, or simply known as sentries or turrets, is a Personality Construct-based gun platform used throughout the Aperture Science Enrichment Center in Portal and Portal 2. The Turrets are not only important testing track obstacles, but are also used to protect restricted areas of the facility as well as in the testing of Military Androids and the Portal Device."@en . . "Aperture Science"@en . . . . . "* Ellen McLain\n* Nolan North"@en . . . "* Aperture Science\n* GLaDOS"@en . . "Aperture Science Sentry Turret"@en . . . . "Autonomous gun platform"@en . . "* Aperture Science\n* GLaDOS\n* Wheatley"@en .