Nylon is made from coal and petroleum.
42
According to studies, men change their minds two to three times more often than women.
72
In 1999, Harvard physicist Lene Hau was able to slow down light to 17 meters per second and in 2001, was able to stop light completely.
39
Hot water can freeze faster than cold water.
181
A ball of glass will bounce higher than a ball made of rubber.
73
Diamonds can be shattered with a hammer.
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