The chlorine smell in swimming pools is accentuated by the chemical's reaction with impurities (like poop.)
7
Linen can absorb up to 20 times its weight in moisture before it feels damp!
46
Every year around 1 billion Valentine cards are sent. After Christmas it's a single largest seasonal card-sending occasion.
14
Harvard earns enough money from interest on its endowment that it could offer free tuition to every student and still profit.
13
A pipe 2 feet in diameter will allow four times more fluid to pass through it than a pipe 1 foot in diameter.
20
Each 5 m.p.h. you drive over 60 m.p.h. is like paying an additional $.10 a gallon for gas!
33
Diamonds mined in Brazil are harder than those found in Africa.
40
"Dysania" is the state of finding it hard getting up out of bed in the morning.
33