Balsa wood is classified as a hard wood!
41
The sun is 330,330 times larger than the earth.
75
Sound travels fifteen times faster through steel than through air.
134
Scientists concluded that the chicken came first, not the egg, because the protein which makes the egg shells is only produced by hens.
11
Forensic scientists can determine a person's sex, age, and race by examining a single strand of hair.
101
Stannous fluoride, which is the cavity fighter found in toothpaste is made from recycled tin.
65
Nylon is made from coal and petroleum.
42
Most liquid laundry detergents are alive with living organisms that help to break down stains!
88