A car operates at maximum economy, gas-wise, at speeds between 25 and 35 miles per hour.
-4
A fully loaded supertanker traveling at normal speed takes a least twenty minutes to stop.
27
More than a billion transistors are manufactured every second.
-25
Kleenex tissues were originally used as filters in gas masks.
46
More steel in the United States is used to make bottle caps than to manufacture automobile bodies.
55