Every human spent about half an hour as a single cell.
144
It is estimated that at any one time, 0.7% of the world's population are drunk.
90
Senegalese women spend an average of 17.5 hours a week just collecting water.
27
Children's sense of smell is better than adults'.
860
‘Old people smell’ is actually caused by a chemical, 2-nonenal, that old people secrete through their skin
8
Roughly a quarter of the world's people live in China.
50