The bark of an older redwood tree is fireproof.
65
Stannous fluoride, which is the cavity fighter found in toothpaste is made from recycled tin.
65
For a high school science fair project, 17-year-old Michio Kaku built a particle accelerator in his parent's garage that was able to generate a magnetic field 20,000 times greater than the Earth's and produce collisions powerful enough to create antimatter.
34
One gallon of used motor oil can ruin approximately one million gallons of fresh water!
71
The weight of a carat (200 milligrams), standard unit of measurement for gemstones, is based on the weight of the carob seed.
51
German chemists made a replica of a trophy the size of one molecule.
68
The only letter not appearing on the Periodic Table is the letter "J".
180