11. The pneumatic system is nowadays often replaced by a computer-controlled turbopump. 12. One of its key features, unusual in western aircraft, is its extensive pneumatic system . 13. Fluidic components appear in some hydraulic and pneumatic systems , including some automotive automatic transmissions. 14. Martonair continued very successfully with pneumatic systems , and built a new factory in Feltham, Middlesex. 15. The Carpenters included this pneumatic system in their house. 16. Kazerooni's lab in Berkeley will be experimenting with a pneumatic system powered by hydrogen peroxide. 17. Air pressure actuated the four-speed gearbox and clutch, using the same pneumatic system for braking. 18. As with all pneumatic systems it is important that they are not operated when damaged. 19. Pneumatic systems used extensively in industry are commonly powered by compressed air or compressed inert gases.20. As with other pneumatic systems PAM actuators usually need electric valves and a compressed air generator.