Consumption of TNT turns urine amber or deep red, which people often mistake for blood.
301
The little bags of netting for gas lanterns (called 'mantles') are radioactive...so much so that they will set of an alarm at a nuclear reactor.
138
Rubberbands last longer when refrigerated.
370
A donkey will sink in quicksand but a mule won't.
1k
One punishment for an adulterous wife in medieval France was to make her chase a chicken through town naked.
285
In the US, people can be rejected from joining the police force if they are too intelligent.
45