It took 200,000 years for humans to reach 3 billion in number. It took 40 years for the next 3 billion.
11
95% of people feel uncomfortable when the TV volume is an odd number.
392
According to the American Society for Microbiology, 90% of women and 75% of men wash their hands after using a public restroom.
170
The leading cause of poisoning for children under the age of six in the home is liquid dish soap.
42
City dwellers have longer, thicker, denser nose hairs than country folks do.
48
In a year, the average person walks four miles to make his or her bed.
56
