'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
Only 8% of the world’s currency is physical money. The rest exists only on computers.
20
Leather skin does not have any smell. The leather smell that you sense is actually derived from the materials used in the tanning process.
23
There's a company in China that allows you to hire someone to stand in line for you for $3-$5 an hour.
14
You burn 26 calories in a one minute kiss.
605
People spend about two weeks of their lives at traffic lights!
159
Over its lifetime, the average microwave requires more energy to display a digital clock than to heat food.
10
Seaweed can grow up to 12 inches per day!
59