Pneumatic systems kɔnɔ, jɛɲɔgɔnya bɛɛ nafa ka bon. Jɛɲɔgɔnya min bɛ se ka da a kan, o bɛ a to a bɛ se ka baara kɛ kosɛbɛ, ka a lakana, ani ka a ka baara kɛ waati la. Nka ni nɛgɛ ɲɔgɔndan suguya wɛrɛw bɛ yen, i bɛ cogo di? Jaabi bɛ sɔrɔ danfara jɔnjɔn faamuyali la push-in (kelen-tigi) fitininw ni compression fit cɛ .
+