A pierced lip is a sore that is open making it easier for infections to set in. Touch as less as possible and when you touch make sure your hands are clean. Most workplaces do not approve of piercing do take that into consideration while getting it done. Do be careful when you eat.
A V-shaped valley forms through a geological process called erosional downcutting in which a strong and fast moving river or stream erodes or cuts a path through rock. A V-shaped valley may also be referred to as a river valley.
Therefore, when glaciers recede, the valleys of the tributary glaciers remain above the main glacier's depression and are called hanging valleys. At the start of a classic valley glacier is a bowl-shaped cirque, which has escarped walls on three sides but is open on the side that descends into the valley.