Stannous fluoride, which is the cavity fighter found in toothpaste is made from recycled tin.
65
Research indicates that plants grow healthier when they are stroked.
173
One ragweed plant can release as many as one billion grains of pollen!
51
0.3% of solar energy from the Sahara is enough to power the whole of Europe.
310
The bark of an older redwood tree is fireproof.
65
4.5 pounds of sunlight strike the Earth each day.
27
Approximately 70 percent of the earth is covered by water. Only 1 percent of this water is drinkable.
65