Because heat expands the metal, the Eiffel Tower always leans away from the sun.
79
One ragweed plant can release as many as one billion grains of pollen!
51
Neanderthal man had a brain capacity 100cc larger than modern man's.
50
Nylon is made from coal and petroleum.
42
For every gallon of sea water, you get more than a quarter pound of salt.
45
No matter how cold it gets, gasoline will not freeze.
107
