Making faeces. Your large intestine is the final part of your digestive tract. Undigested food enters your large intestine from your small intestine. It then reabsorbs water that is used in digestion and eliminates undigested food and fibre. This causes food waste products to harden and form faeces, which are then excreted.
The blue star of the service lapel pin shall signify that one or more members are serving in the Armed Forces during conditions listed above. Multiple blue stars are not authorized (per Department of Defense regulations)
A set of letters can be used to stand for anything you want, as long as you tell people who might use it what it means. 'PIN can be a device that holds a non-disposable diaper in place, or a wood-carved bowling ball target. Or it may be a TLA (three-letter acronym) that's used to represent the phrases preposterous idiotic nonsense, probably isn't needed, or personal identification number.