A typical lead pencil can draw a line that is 35 miles long.
158
Not swinging your arms when you walk increases the effort of walking by 12%, the equivalent of walking 20% faster or carrying a 10 kg backpack.
12
The best recorded distance for projectile vomiting is 27 feet.
71
Ice isn't slippery. What makes people and things slip on ice is water. A thin layer of ice melts when pressure is applied to it and it is this wet layer on top of the ice that is slippery.
153
A lump of pure gold the size of a matchbox can be flattened into a sheet the size of a tennis court.
140
97% of all paper money in the US contains traces of cocaine.
93
The Main Library at Indiana University sinks over an inch every year because when it was built, engineers failed to take into account the weight of all the books that would occupy the building.
240