One third of the electricity produced on earth is used to power electric light bulbs!
75
Stannous fluoride, which is the cavity fighter found in toothpaste is made from recycled tin.
65
Pumice is the only rock that floats on water.
14
One 75-watt bulb gives more light than three 25-watt bulbs.
57
Sound travels fifteen times faster through steel than through air.
134
Out of all the senses, smell is most closely linked to memory.
146
Kissing actually has the biological purpose of passing on biological information and chemical signals to assess mating possibilities and status.
9
The hair of an adult man or woman can stretch 25 percent of its length without breaking.
116