Both pathology have been attributed to damage by free radicals, there has been a great deal of interest in antioxidants. Bilberry's flavonoids are known as potent antioxidants, scavenging free radicals and used for multiple age-related ocular disorders. Thus, bilberry may have health benefits on these conditions.
Tensioner pulleys and idler pulleys keep the belt taut and running smoothly. The accessory pulleys have to spin a certain direction to power their respective parts. This determines whether they ârideâ on the inside or outside of the belt.
Pulleys also use wheels to work. A pulley is a simple machine which is made up of a grooved wheel, an axle and a rope that can be moved freely over the wheel. Pulleys are used to make lifting loads easier. A pulley works by pulling downwards on a rope that is stretched over a wheel.