Bladder infections are caused by bacteria in the bladder. Escherichia coli (E. coli) is usually the bacteria that causes a bladder infection. Bladders normally have a small amount of bacteria in them and urinating helps flush out the bacteria, but sometimes the bacteria grows so fast it causes a bladder infection.
aspect ratio. n. 1. The width-to-height ratio of an image or of the area used to display an image. Most widescreen televisions have an aspect ratio of 16:9. 2. The span-to-mean-chord ratio of an airfoil. aspect ratio.
Aspect ratio and composition. The 35mm format, with its 3:2 aspect ratio, is still the most commonly used format in photography today. The exact reasons why Oskar Barnack chose this aspect ratio is unrecorded, but it could be because it closely matches the dimensions of the golden rectangle.