An airplane mechanic invented Slinky while he was playing with engine parts and realized the possible secondary use for the springs.
12
The Queen Mary - the grandest vessel of her day - had many of her vital components made by car manufacturer Skoda!
23
Energy is being wasted if a toaster is left plugged in after use.
21
The first alarm clock could only ring at 4 a.m.
120
Any modern jet is capable of breaking the sound barrier.
34
The ball on top of a flagpole is called a 'truck'.
24
It takes six months to build a Rolls Royce...and 13 hours to build a Toyota.
93
A toaster uses almost half as much energy as a full-sized oven.
33