Your fingernails grow faster in summer.
744
The yin-yang pattern's earliest use is in Rome - not China!
125
The first household refrigerators cost about $16,000, in today's money!
47
On average, every dollar bill you touch has over 3,000 different types of bacteria.
8
The Band-Aid was originally made for the inventor's wife, who often cut and burned herself while cooking.
6
The WD in WD-40 stands for Water Displacer.
30
The average IQ is 100, while 140 is the beginning of genius IQ.
140
There are 2,500,000 rivets in the Eiffel Tower.
98