Assertion: urine's compound | /r/AtLocation | human urine
Facets:
Source sentences:
text: The compounds found in human urine fall into 230 different chemical classes.
text: On the other hand, we know that every compound that is found in human urine is also found in human blood.
text: Researchers from the European Space Agency have released a study that found mixing urea, the main organic compound found in human urine, with a lunar geopolymer mixture results in lunar concrete that could be used to construct future lunar habitats.