Originally, BMW was an airplane engine manufacturer.
69
The life boat was patented in 1845!
29
There's a Mumbai-based pizzeria that now delivers pizza by drone.
4
The first alarm clock could only ring at 4 a.m.
120
The first hard drive available for the Apple II had a capacity of only 5 megabytes.
46
Jumbo jets use 4,000 gallons of fuel to take off.
19
The ball on top of a flagpole is called a 'truck'.
24