Ancient Egyptians slept on pillows made of stone!
157
The U.S. military's dried food rations can be re-hydrated with urine!
137
Mathematical proof that 1+1=2 takes 162 pages to explain in the three volume work “Principia Mathematica”.
35
The famous aphrodisiac 'Spanish Fly' is made from dried beetle remains!
50
Whispering is more wearing on your voice than a normal speaking tone.
443