Approximately 70 percent of the earth is covered by water. Only 1 percent of this water is drinkable.
65
Hot water can freeze faster than cold water.
181
Galalith is a type of plastic that can be made from milk. It is odourless, insoluble in water, biodegradable, anti-allergenic, antistatic, and virtually non-flammable.
1
The use of emoticons affects our corresponding brain areas and can actually trigger emotions.
21
One 75-watt bulb gives more light than three 25-watt bulbs.
57
Pure water (H2O) does not conduct electricity on its own.
46
Cold water weighs more than hot water.
93
Kissing actually has the biological purpose of passing on biological information and chemical signals to assess mating possibilities and status.
9