It's impossible to sink in the Dead Sea without equipment!
72
In Tokyo, a bicycle is faster than a car for most trips of less than 50 minutes!
58
In many countries, urine was used as a detergent for washing.
17
The WD in WD-40 stands for Water Displacer.
30
Approximately 60% of the water used by households during the summer is used for watering flowers and lawns.
79
The chlorine smell in swimming pools is accentuated by the chemical's reaction with impurities (like poop.)
7
The harder you concentrate on falling asleep, the less likely you are to fall asleep.
34
Sunflowers can be used to clean up radioactive waste.
17