Pneumatic hydraulic meafaigaluega o meafaigaluega ua mamanuina faʻapitoa e faʻapipiʻi vave ma aveese puipui puipui. O latou fa'agaioiga ma fa'atinoga e fa'alagolago i le galulue fa'atasi o vaega taua e tele. O vaega autu e aofia ai le faʻaogaina o le ea, pamu eletise, triplet, pneumatic actuator, hydraulic actuator, pipeline system, ma le masini puipuia saogalemu.