Aim The present study to investigate the use, care and maintenance of light units in everyday clinical practice was undertaken to complement light unit emission surveys, with a view to developing a ...

From our very first flight lessons we were taught to check for “full and free correct movement” of flight controls. Every preflight, whether it is for a normal flight or a post-maintenance test flight ...

A predictive approach to finding potential issues with steam or gas turbine valve actuators can help power plant operators realize cost savings and avoid unit downtime. Having a way to analyze ...