Stannous fluoride, which is the cavity fighter found in toothpaste is made from recycled tin.
65
The hair of an adult man or woman can stretch 25 percent of its length without breaking.
116
Airports that are at higher altitudes require a longer airstrip due to lower air density.
39
According to scientists, the color of the cup that we're drinking from can alter our perception of the actual taste of the drink.
12
The smell of freshly cut grass is actually a plant distress call.
31
Most liquid laundry detergents are alive with living organisms that help to break down stains!
88
Approximately 70 percent of the earth is covered by water. Only 1 percent of this water is drinkable.
65