The first alarm clock could only ring at 4 a.m.
120
The normal static electricty shock that zaps your finger when you touch a doorknob is usually between 10,000 and 30,000 volts!
60
The American Automobile Association was founded for the sole purpose of warning motorists of police speed traps!
36
Mico headphones read your brainwaves and select music based on your state of mind.
7
The electric chair was invented by a dentist!
122
Whale oil was used in automobile transmissions as late as 1973.
56