The life boat was patented in 1845!
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There are only 14 blimps in the world.
69
The first hard drive available for the Apple II had a capacity of only 5 megabytes.
46
Mico headphones read your brainwaves and select music based on your state of mind.
7
The normal static electricty shock that zaps your finger when you touch a doorknob is usually between 10,000 and 30,000 volts!
60
A toaster uses almost half as much energy as a full-sized oven.
33