Another common form of arthritis RA is an autoimmune disease. It happens when your body's immune system attacks body tissue. These attacks affect the synovial tissue in the joints, a fluid that nourishes the cartilage and lubricates the joints. When a mixture of different substances is rotated at extremely high speeds within a closed path (in your case a closed container), substances of higher mass often go on to the outermost path and lighter particles experience the nearest to rotating axis. The same principle can be used in centrifuge oil cleaning. 4. Try Something Thrilling Have you ever been curious about, who defines your perspective of "cool?" When you see an advertisement on TV advertising new shoes which aren't economically friendly, are you interested in the particular design of the shoe or are you more interested in how you are perceived wearing a pricey brand? It?s exactly like buying art. People are most probably to acquire a bit of artwork from your well-known artist (even if it?s a photo of rocks being kicked) v.s. the intricate masterpiece of a no named Joe Blow Six-pack. That mentality is poison and also you?ll never be at ease within yourself. 1. Work Hard and Rest Harder