The ball on top of a flagpole is called a 'truck'.
24
Energy is being wasted if a toaster is left plugged in after use.
21
Car airbags kill 1 person for every 22 lives that they save.
80
Whale oil was used in automobile transmissions as late as 1973.
56
The cigarette lighter was invented before the match.
210
The first alarm clock could only ring at 4 a.m.
120
The blueprint for a floating city has just been approved by the largest port construction and design company in China. It's entirely self-sustainable, and extends underwater.
2
The first hard drive available for the Apple II had a capacity of only 5 megabytes.
46