4.5 pounds of sunlight strike the Earth each day.
27
Sound at the right vibration can bore holes through a solid object.
134
Pure water (H2O) does not conduct electricity on its own.
46
Brass doorknobs automatically disinfect themselves in about 8 hours.
18
One third of the electricity produced on earth is used to power electric light bulbs!
75
Aluminum used to be more valuable than gold!
84
Cold water weighs more than hot water.
93
Rafflesia Arnoldii is the largest flower in the world and can grow as big as an umbrella.
42