A fully loaded supertanker traveling at normal speed takes a least twenty minutes to stop.
27
In the early 1960's, Porsche commercially manufactured farm tractors.
24
The first alarm clock could only ring at 4 a.m.
120
There's a Mumbai-based pizzeria that now delivers pizza by drone.
4
Originally, BMW was an airplane engine manufacturer.
69
More than a billion transistors are manufactured every second.
-25
Attics were invented in Attica.
43