How internal bleeding leads to black diarrhea. Black diarrhea is made up of digested blood. When you have black diarrhea from internal bleeding, it means that the bleeding likely happened high up in your digestive tract. When you bleed in your food pipe or stomach, you donât always vomit blood.
GG - Government Grade, All Acronyms, viewed April 15, 2017, <https://www.allacronyms.com/GG/Government_Grade>.
What does Government & Military PD stand for? Hop on to get the meaning of PD. The Government & Military Acronym /Abbreviation/Slang PD means Preliminary Design. by AcronymAndSlang.com