'X' became symbolic for a kiss because in the middle ages when alot of people were illiterate and they used to sign documents with an X and then kiss it for sincerity.
255
Linen can absorb up to 20 times its weight in moisture before it feels damp!
46
Pollen can travel up to 500 miles in a day.
40
American car horns beep in the tone of F.
66
In many countries, urine was used as a detergent for washing.
17
Americans are responsible for generating roughly 20% percent of the garbage in the world.
29
Sudbury Valley School allows students to do whatever they want; no curriculum, tests, homework, or even classes unless requested. 82% of students get accepted to college, as opposed to the 63% national public school average.
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