Dirty snow melts faster than clean.
350
The winter of 1932 in the US was so cold that Niagara falls froze completely solid!
442
-40 degrees Celsius is equal to -40 degrees Fahrenheit.
96
Men are 6 times more likely to be struck by lightning than women!
194
Moist air holds heat better than dry air.
114
The winter of 1912 was so cold that Niagara Falls froze over.
35
Rain contains vitamin B12.
188