Brass doorknobs automatically disinfect themselves in about 8 hours.
18
Most dust particles in your house are made from dead skin!
67
Most liquid laundry detergents are alive with living organisms that help to break down stains!
88
Liquid TIDE laundry detergent glows under a blacklight.
96
Nylon is made from coal and petroleum.
42
Sound at the right vibration can bore holes through a solid object.
134
Iron weighs more after it rusts.
68
One ragweed plant can release as many as one billion grains of pollen!
51