Pneumatic systems are machines or devices that use compressed air to function. They use air pressure to power various mechanisms, like moving parts or controlling valves. Full definition
How do pneumatic systems use air to lift heavy objects? (education.lego.com)
APSCO's ® Components Division was founded in 1992 in order to allow APSCO ® to better serve our customers as a single source for all of their bulk material handling needs, including pneumatic system components and parts. (packagingdigest.com)
Make yourself familiar with the special components like pumps, cylinders, tubes, valves, air tank and manometer, and the principles of pneumatic systems before utilizing them in different applications. (education.lego.com)