Diamonds can be shattered with a hammer.
-104
The hair of an adult man or woman can stretch 25 percent of its length without breaking.
116
Sound at the right vibration can bore holes through a solid object.
134
Scientists are learning from the 1700-year-old Lycurgus Cup, which changes colour thanks to nano particles.
0
One ragweed plant can release as many as one billion grains of pollen!
51
Sound travels fifteen times faster through steel than through air.
134
Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.
118
Stannous fluoride, which is the cavity fighter found in toothpaste is made from recycled tin.
65