Lung cancer is the most common cause of clubbing. Clubbing often occurs in heart and lung diseases that reduce the amount of oxygen in the blood. These may include: 1  Heart defects that are present at birth (congenital).
What is a safety management system (SMS)? A safety management system is a systematic approach to managing safety, including organisational structures, accountabilities, policies and procedures.
Our approach has a unique three-component process, each lead by the PSC Operations Organization. First, the culture of our company is supported by our licensed use of The Loss Prevention Systemâ¢ (LPS), widely recognized (and used) as the most comprehensive and successful safety management system in the world.