1 Bladder -- An infection in the bladder is also called cystitis or a bladder infection. 2  Kidneys -- An infection of one or both kidneys is called pyelonephritis or a kidney infection.  Ureters -- The tubes that take urine from each kidney to the bladder are rarely the only site of infection.
Top 10 facts about the world. Nubuck is a type of leather with a soft, velvety surface and is some of the most expensive leather to purchase. Unlike the less expensive suede, this type of leather is far more durable and is excellent for use on items like furniture because it will last much longer than suede.
Although this icon is specific about leather being used there are many kinds of leather, eg nubuck and suede. If you see this symbol on your shoe then you know the skin of an animal has been used to make it. The textile symbol means that a fabric has been used. This is one of the symbols to look for if youâre looking for a vegan shoe. This means the materials used are all man-made or natural. The other materials symbol normally refers to the outer sole of the shoe of which, again, is a man-made material.