Kleenex tissues were originally used as filters in gas masks.
46
Windmills always turn anti-clockwise. Except for the windmills in Ireland!
184
It takes six months to build a Rolls Royce...and 13 hours to build a Toyota.
93
More than a billion transistors are manufactured every second.
-25
Jumbo jets use 4,000 gallons of fuel to take off.
19
Whale oil was used in automobile transmissions as late as 1973.
56
The average car produces a pound of pollution every 25 miles!
18