The hair of an adult man or woman can stretch 25 percent of its length without breaking.
116
Most liquid laundry detergents are alive with living organisms that help to break down stains!
88
Stannous fluoride, which is the cavity fighter found in toothpaste is made from recycled tin.
65
Optical illusions occur when what the eyes see conflicts with what the brain expects.
75
Pure water (H2O) does not conduct electricity on its own.
46
A single speck of dust is half way in size between a subatomic particle and the Earth.
15
Termites are being researched as a possible renewable energy source as they can produce up to 2 litres of hydrogen from ingesting a single sheet of paper, making them one of the planet’s most efficient bioreactors.
24
Because heat expands the metal, the Eiffel Tower always leans away from the sun.
79