If you are locked in a completely sealed room, you will die of carbon dioxide poisoning first before you will die of oxygen deprivation.
117
Marie Curie, the Nobel prize winning scientist who discovered radium, died of radiation poisoning.
57
Kissing actually has the biological purpose of passing on biological information and chemical signals to assess mating possibilities and status.
9
Every day, plants convert sunlight into energy equivalent to six times the entire power consumption of human civilization.
9
4.5 pounds of sunlight strike the Earth each day.
27
Stannous fluoride, which is the cavity fighter found in toothpaste is made from recycled tin.
65
Most liquid laundry detergents are alive with living organisms that help to break down stains!
88